Finding the Fourth Proportional to 125,902,086.24, 173,753,732.40 and 70,151,121.12
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Solution
The fourth proportional to 125,902,086.24, 173,753,732.40 and 70,151,121.12 is: 96,813,480.15
Step by Step Solution
- Step 1: Write the proportion equation
125,902,086.24 : 173,753,732.40 = 70,151,121.12 : x - Step 2: Convert to fraction form
125,902,086.24/173,753,732.40 = 70,151,121.12/x - Step 3: Cross multiply
125,902,086.24x = 173,753,732.40 × 70,151,121.12 - Step 4: Simplify right side
125,902,086.24x = 12,189,019,126,644,470 - Step 5: Solve for x
x = 12,189,019,126,644,470/125,902,086.24 - Step 6: Final answer
x = 96,813,480.15
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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.