Home / 107,013,909.69-147,679,951.19-58,121,337.69

Finding the Fourth Proportional to 107,013,909.69, 147,679,951.19 and 58,121,337.69

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Solution

The fourth proportional to 107,013,909.69, 147,679,951.19 and 58,121,337.69 is: 80,207,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,013,909.69 : 147,679,951.19 = 58,121,337.69 : x
  2. Step 2: Convert to fraction form
    107,013,909.69/147,679,951.19 = 58,121,337.69/x
  3. Step 3: Cross multiply
    107,013,909.69x = 147,679,951.19 × 58,121,337.69
  4. Step 4: Simplify right side
    107,013,909.69x = 8,583,356,313,156,707
  5. Step 5: Solve for x
    x = 8,583,356,313,156,707/107,013,909.69
  6. Step 6: Final answer
    x = 80,207,856.51

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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.