Alright, let's work through 78900314 times 51666000 step by step
78900314 × 51666000 = 51666000 × (78900314)
+ 51666000 × 4 yielding 206664000
+ 51666000 × 10 resulting in 516660000
+ 51666000 × 300 which equals 15499800000
+ 51666000 × 0000 that is equal 0
+ 51666000 × 00000 that equals 0
+ 51666000 × 900000 that results in 46499400000000
+ 51666000 × 8000000 that equals 413328000000000
+ 51666000 × 70000000 yielding 3616620000000000

= 4076463623124000
