Home / 80,864,609.39-121,253,757.56-41,963,892.96

Finding the Fourth Proportional to 80,864,609.39, 121,253,757.56 and 41,963,892.96

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Solution

The fourth proportional to 80,864,609.39, 121,253,757.56 and 41,963,892.96 is: 62,923,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,864,609.39 : 121,253,757.56 = 41,963,892.96 : x
  2. Step 2: Convert to fraction form
    80,864,609.39/121,253,757.56 = 41,963,892.96/x
  3. Step 3: Cross multiply
    80,864,609.39x = 121,253,757.56 × 41,963,892.96
  4. Step 4: Simplify right side
    80,864,609.39x = 5,088,279,703,245,631
  5. Step 5: Solve for x
    x = 5,088,279,703,245,631/80,864,609.39
  6. Step 6: Final answer
    x = 62,923,443.79

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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.