4 billion yen to usd July 8, 2019 16 32 64 128 4 billion yen to usd in 1989 4 billion japanese yen to usd 2 4 billion yen to usd Convert 4 billion yen to usd 1 4 billion yen to usd 4 billion korean yen to usd 4 million yen into usd 2 billion yen to usd