Home / 83,934,708.30-125,864,737.65-38,510,426.70

Finding the Fourth Proportional to 83,934,708.30, 125,864,737.65 and 38,510,426.70

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Solution

The fourth proportional to 83,934,708.30, 125,864,737.65 and 38,510,426.70 is: 57,748,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,934,708.30 : 125,864,737.65 = 38,510,426.70 : x
  2. Step 2: Convert to fraction form
    83,934,708.30/125,864,737.65 = 38,510,426.70/x
  3. Step 3: Cross multiply
    83,934,708.30x = 125,864,737.65 × 38,510,426.70
  4. Step 4: Simplify right side
    83,934,708.30x = 4,847,104,753,385,056
  5. Step 5: Solve for x
    x = 4,847,104,753,385,056/83,934,708.30
  6. Step 6: Final answer
    x = 57,748,514.91

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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.