Home / 83,050,489.20-124,553,615.40-25,542,649.20

Finding the Fourth Proportional to 83,050,489.20, 124,553,615.40 and 25,542,649.20

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Solution

The fourth proportional to 83,050,489.20, 124,553,615.40 and 25,542,649.20 is: 38,307,171.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,050,489.20 : 124,553,615.40 = 25,542,649.20 : x
  2. Step 2: Convert to fraction form
    83,050,489.20/124,553,615.40 = 25,542,649.20/x
  3. Step 3: Cross multiply
    83,050,489.20x = 124,553,615.40 × 25,542,649.20
  4. Step 4: Simplify right side
    83,050,489.20x = 3,181,429,304,753,917.50
  5. Step 5: Solve for x
    x = 3,181,429,304,753,917.50/83,050,489.20
  6. Step 6: Final answer
    x = 38,307,171.16

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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.