Finding the Fourth Proportional to 177,647,921.70, 266,471,882.55 and 101,120,417.70
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Solution
The fourth proportional to 177,647,921.70, 266,471,882.55 and 101,120,417.70 is: 151,680,626.55
Step by Step Solution
- Step 1: Write the proportion equation
177,647,921.70 : 266,471,882.55 = 101,120,417.70 : x - Step 2: Convert to fraction form
177,647,921.70/266,471,882.55 = 101,120,417.70/x - Step 3: Cross multiply
177,647,921.70x = 266,471,882.55 × 101,120,417.70 - Step 4: Simplify right side
177,647,921.70x = 26,945,748,068,761,344 - Step 5: Solve for x
x = 26,945,748,068,761,344/177,647,921.70 - Step 6: Final answer
x = 151,680,626.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.