Mark Zuckerberg is the world's third-richest person after surpassing Elon Musk ($181 billion) with $187 billion wealth. Bernard Arnault is the world's richest with $223 billion fortune, followed by Jeff Bezos at $207 billion. Bill Gates ranks fifth at $153 billion, followed by Steve Ballmer ($147 billion), Warren Buffett ($138 billion), Larry Page ($138 billion), and Larry Ellison ($137 billion).