Finding the Fourth Proportional to 207,234,548.69, 286,008,757.41 and 117,948,202.70
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Solution
The fourth proportional to 207,234,548.69, 286,008,757.41 and 117,948,202.70 is: 162,782,794.21
Step by Step Solution
- Step 1: Write the proportion equation
207,234,548.69 : 286,008,757.41 = 117,948,202.70 : x - Step 2: Convert to fraction form
207,234,548.69/286,008,757.41 = 117,948,202.70/x - Step 3: Cross multiply
207,234,548.69x = 286,008,757.41 × 117,948,202.70 - Step 4: Simplify right side
207,234,548.69x = 33,734,218,891,539,764 - Step 5: Solve for x
x = 33,734,218,891,539,764/207,234,548.69 - Step 6: Final answer
x = 162,782,794.21
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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.