Elon Musk is the richest person worldwide with a net worth of $227 billion on Bloomberg's Billionaires Index. He's followed by Jeff Bezos($149 billion), Bernard Arnault ($138 billion), Bill Gates ($124 billion), Warren Buffett ($114 billion), Larry Page ($106 billion), Sergey Brin ($102 billion), Mukesh Ambani ($99.7 billion), Gautam Adani ($98.7 billion) and Steve Ballmer ($96.8 billion).