( | y | − | 4411 50 | ) | ÷ | 4411 50 | × | 100 | − | ( | - | 199 50 | ) | = | ( | y | − | 8471 100 | ) | ÷ | 8471 100 | × | 100 |
方程左边 = | ( | y | − | 4411 50 | ) | × | 5000 4411 | − | ( | - | 199 50 | ) |
( | y | − | 4411 50 | ) | × | 5000 4411 | − | ( | - | 199 50 | ) | = | ( | y | − | 8471 100 | ) | ÷ | 8471 100 | × | 100 |
方程左边 = | y | × | 5000 4411 | − | 4411 50 | × | 5000 4411 | − | ( | - | 199 50 | ) |
= | y | × | 5000 4411 | − | 100 | − | ( | - | 199 50 | ) |
= | 5000 4411 | y | − | 100 | + | 199 50 |
= | 5000 4411 | y | − | 4801 50 |
5000 4411 | y | − | 4801 50 | = | ( | y | − | 8471 100 | ) | ÷ | 8471 100 | × | 100 |
方程右边 = | ( | y | − | 8471 100 | ) | × | 10000 8471 |
5000 4411 | y | − | 4801 50 | = | ( | y | − | 8471 100 | ) | × | 10000 8471 |
方程右边 = | y | × | 10000 8471 | − | 8471 100 | × | 10000 8471 |
= | y | × | 10000 8471 | − | 100 |
5000 4411 | y | − | 4801 50 | = | 10000 8471 | y | − | 100 |
5000 4411 | y | − | 10000 8471 | y | = | - | 100 | + | 4801 50 |
- | 1755000 37365581 | y | = | - | 100 | + | 4801 50 |
- | 1755000 37365581 | y | = | - | 199 50 |
199 50 | = | 1755000 37365581 | y |
1755000 37365581 | y | = | 199 50 |
y | = | 199 50 | ÷ | 1755000 37365581 |
= | 199 50 | × | 37365581 1755000 |
y | = | 7435750619 87750000 |
y | = | 84.737899 |