Kylie Jenner is second highest-paid celebrity, according to Forbes, earning $170 million in pretax income in the past year.br Business Insider reports that Kylie is the wealthiest member of the Kardashian-Jenner family, with a net worth of $1 billion.br In March, Forbes named her the youngest self-made billionaire ever.br Critics argue she's not self-made because she was born into wealth and fame.br Jenner's main source of revenue is her cosmetics company, Kylie Cosmetics, which is worth $900 million.