GALLERY: The richest people in the world No. 1) Amazon.com founder Jeff Bezos (age 53): Net worth (as of July 27, 2017) $90.9 billionPhoto by: Drew Angerer GALLERY: The richest people in the world No. 2) Microsoft co-founder Bill Gates (age 61): Net worth (as of July 27, 2017) $90 billionPhoto by: Axel Schmidt/Pool GALLERY: The richest people in the world No. 3) Zara founder Amancio Ortega (age 81): Net worth (as of July 27, 2017) $83.5 billionPhoto by: Pascal Le Segretain GALLERY: The richest people in the world No. 4) Business investor Warren Buffett (age 86): Net worth (as of July 27, 2017) $74.2 billionPhoto by: Alex Wong GALLERY: The richest people in the world No. 5) Facebook co-founder/CEO Mark Zuckerberg (age 33): Net worth (as of July 27, 2017) $71.6 billionPhoto by: Justin Sullivan GALLERY: The richest people in the world No. 7) Oracle co-founder/executive chairman Larry Ellison (age 72): Net worth (as of July 27, 2017) $62.1 billionPhoto by: Kimberly White GALLERY: The richest people in the world No. 8) Bloomberg LP founder/CEO & former New York City mayor Michael Bloomberg (age 75): Net worth (as of July 27, 2017) $53.3 billionPhoto by: Joe Raedle GALLERY: The richest people in the world No. 9) LVHM chairman/CEO Bernard Arnault (age 68): Net worth (as of July 27, 2017) $53.2 billionPhoto by: Drew Angerer