The numbers are in and now it’s official: Taylor Swift is the richest female musician in the world, with an estimated net worth of $1.6 billion (approx. €1.45bn). She overtakes Rihanna to the top spot and now ranks second on the overall list of richest musicians, just behind Jay-Z, who has a net worth of $2.5 billion (approx. €2.2bn). While Rihanna ($1.4 billion net worth) still holds the title of the “richest female musician of all time,” having once reached a peak net worth of $1.77 billion (approx. €1.6bn), Swift may soon be on her way to claim that title too. Forbes confirmed the news by u…