Home / 83,695,134.60-125,318,753.10-53,238,097.80

Finding the Fourth Proportional to 83,695,134.60, 125,318,753.10 and 53,238,097.80

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Solution

The fourth proportional to 83,695,134.60, 125,318,753.10 and 53,238,097.80 is: 79,714,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,695,134.60 : 125,318,753.10 = 53,238,097.80 : x
  2. Step 2: Convert to fraction form
    83,695,134.60/125,318,753.10 = 53,238,097.80/x
  3. Step 3: Cross multiply
    83,695,134.60x = 125,318,753.10 × 53,238,097.80
  4. Step 4: Simplify right side
    83,695,134.60x = 6,671,732,033,711,852
  5. Step 5: Solve for x
    x = 6,671,732,033,711,852/83,695,134.60
  6. Step 6: Final answer
    x = 79,714,693.88

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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.