Finding the Fourth Proportional to 202,187,944,226.12, 279,028,133,801.36 and 111,967,397,850.26
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Solution
The fourth proportional to 202,187,944,226.12, 279,028,133,801.36 and 111,967,397,850.26 is: 154,519,866,099.50
Step by Step Solution
- Step 1: Write the proportion equation
202,187,944,226.12 : 279,028,133,801.36 = 111,967,397,850.26 : x - Step 2: Convert to fraction form
202,187,944,226.12/279,028,133,801.36 = 111,967,397,850.26/x - Step 3: Cross multiply
202,187,944,226.12x = 279,028,133,801.36 × 111,967,397,850.26 - Step 4: Simplify right side
202,187,944,226.12x = 31,242,054,068,752,451,895,296 - Step 5: Solve for x
x = 31,242,054,068,752,451,895,296/202,187,944,226.12 - Step 6: Final answer
x = 154,519,866,099.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.