Bettencourt Meyers, 70, is the sole largest stakeholder of L'Oreal, a global firm valued at 241 billion pounds ($268 billion). She's the 12th-richest person in the world.
Françoise Bettencourt Meyers, heiress of the French cosmetics giant L'Oréal, has become the first woman to surpass the $100 billion fortune milestone. Her company is on track for its best stock market…