Home / 94,121,711.60-141,466,002.60-81,650,562.80

Finding the Fourth Proportional to 94,121,711.60, 141,466,002.60 and 81,650,562.80

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Solution

The fourth proportional to 94,121,711.60, 141,466,002.60 and 81,650,562.80 is: 122,721,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,121,711.60 : 141,466,002.60 = 81,650,562.80 : x
  2. Step 2: Convert to fraction form
    94,121,711.60/141,466,002.60 = 81,650,562.80/x
  3. Step 3: Cross multiply
    94,121,711.60x = 141,466,002.60 × 81,650,562.80
  4. Step 4: Simplify right side
    94,121,711.60x = 11,550,778,729,356,262
  5. Step 5: Solve for x
    x = 11,550,778,729,356,262/94,121,711.60
  6. Step 6: Final answer
    x = 122,721,724.17

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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.