( | y | − | 4657 100 | ) | ÷ | 4657 100 | × | 100 | − | ( | 213 100 | ) | = | ( | y | − | 1189 25 | ) | ÷ | 1189 25 | × | 100 |
方程左边 = | ( | y | − | 4657 100 | ) | × | 10000 4657 | − | ( | 213 100 | ) |
( | y | − | 4657 100 | ) | × | 10000 4657 | − | ( | 213 100 | ) | = | ( | y | − | 1189 25 | ) | ÷ | 1189 25 | × | 100 |
方程左边 = | y | × | 10000 4657 | − | 4657 100 | × | 10000 4657 | − | ( | 213 100 | ) |
= | y | × | 10000 4657 | − | 465700 4657 | − | ( | 213 100 | ) |
= | 10000 4657 | y | − | 465700 4657 | − | 213 100 |
= | 10000 4657 | y | − | 47561941 465700 |
10000 4657 | y | − | 47561941 465700 | = | ( | y | − | 1189 25 | ) | ÷ | 1189 25 | × | 100 |
方程右边 = | ( | y | − | 1189 25 | ) | × | 2500 1189 |
10000 4657 | y | − | 47561941 465700 | = | ( | y | − | 1189 25 | ) | × | 2500 1189 |
方程右边 = | y | × | 2500 1189 | − | 1189 25 | × | 2500 1189 |
= | y | × | 2500 1189 | − | 100 |
10000 4657 | y | − | 47561941 465700 | = | 2500 1189 | y | − | 100 |
10000 4657 | y | − | 2500 1189 | y | = | - | 100 | + | 47561941 465700 |
247500 5537173 | y | = | - | 100 | + | 47561941 465700 |
247500 5537173 | y | = | 991941 465700 |
y | = | 991941 465700 | ÷ | 247500 5537173 |
= | 991941 465700 | × | 5537173 247500 |
= | 330647 465700 | × | 5537173 82500 |
y | = | 1830849640931 38420250000 |