Last year, Canadian rapper Drake tweeted that the hardest part was making the first million. It didn't take long for an unexpected reply from oil magnate T. Boone Pickens, who said the first billion was much, much harder. Today's infographic showing the age at which the world's richest people made their first billion confirms his words. Of course, every exception proves the rule. Check at what age the richest people in the world became billionaires.
Did you know that Mark Zuckerberg the journey from millionaire to billionaire passed in just two years and became the youngest self-made billionaire in history. Fleximize has prepared an interactive infographic showing the ages of the 21 richest entrepreneurs in the world, such as Bill Gates, Oprah Winfrey, Mark Cuban, Sir Richard Branson, Elon Musk, Martha Stewart, George Lucas, Warren Buffet and George Soros, became billionaires.
READ MORE: How much money do you need to put aside every day to be a millionaire by age 65?
![George Soros, who made his fortune mainly by trading on the world's stock markets, became a billionaire only in retirement.](https://e7852c3a.rocketcdn.me/wp-content/uploads/2016/02/george-soros-660x439.jpg)
According to a report by the Swiss bank Credit Suisse, it is in 2015, as many as 33.7 million millionaires lived in the world, while Forbes estimates that the world is resting only 1,826 billionaires. This means that only 0.0054 percent of millionaires become billionaires, so the words of T. Boone Pickens still ring true. To find out, where in the world are millions concentrated, take a look this infographic, and if you want to check in which countries and cities live the most millionaires, click here.
At what age did the richest people in the world become billionaires:
![From millionaire to billionaire.](https://e7852c3a.rocketcdn.me/wp-content/uploads/2016/02/millionaire-to-billionaire-660x796.jpg)
More information:
visualcapitalist.com