Home / 86,383,078.41-129,664,273.68-50,062,432.17

Finding the Fourth Proportional to 86,383,078.41, 129,664,273.68 and 50,062,432.17

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Solution

The fourth proportional to 86,383,078.41, 129,664,273.68 and 50,062,432.17 is: 75,145,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,383,078.41 : 129,664,273.68 = 50,062,432.17 : x
  2. Step 2: Convert to fraction form
    86,383,078.41/129,664,273.68 = 50,062,432.17/x
  3. Step 3: Cross multiply
    86,383,078.41x = 129,664,273.68 × 50,062,432.17
  4. Step 4: Simplify right side
    86,383,078.41x = 6,491,308,905,977,317
  5. Step 5: Solve for x
    x = 6,491,308,905,977,317/86,383,078.41
  6. Step 6: Final answer
    x = 75,145,607.51

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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.