Home / 87,127,227.60-130,690,841.40-58,461,781.20

Finding the Fourth Proportional to 87,127,227.60, 130,690,841.40 and 58,461,781.20

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Solution

The fourth proportional to 87,127,227.60, 130,690,841.40 and 58,461,781.20 is: 87,692,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,127,227.60 : 130,690,841.40 = 58,461,781.20 : x
  2. Step 2: Convert to fraction form
    87,127,227.60/130,690,841.40 = 58,461,781.20/x
  3. Step 3: Cross multiply
    87,127,227.60x = 130,690,841.40 × 58,461,781.20
  4. Step 4: Simplify right side
    87,127,227.60x = 7,640,419,374,770,702
  5. Step 5: Solve for x
    x = 7,640,419,374,770,702/87,127,227.60
  6. Step 6: Final answer
    x = 87,692,671.80

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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.