400000000:1/2:1/5:1/4 By Admin ReiPosted on December 11, 2022 400000000:1/2:1/5:1/4 400000000 ÷ 400000000 × = 800000000 ÷ 800000000 × = 400000000 ÷ 400000000 × = 16,000,000,000