
Bill Gates is rich primarily because he cofounded Microsoft, a technology giant that revolutionized personal computing, and subsequently diversified his wealth through strategic investments and philanthropy.
Microsoft's early dominance in operating systems and software created an unprecedented fortune. This foundational wealth grew through global expansion and successful market leadership, establishing the bedrock of his financial standing.
His immense capital has been strategically managed and grown through a diverse investment portfolio spanning various sectors. Gates remains an influential figure in global technology and public health discussions, with a current influence score of 20/100, particularly as "the turbulent AI era is here."