Home / 87,454,961.60-131,238,429.60-51,063,281.60

Finding the Fourth Proportional to 87,454,961.60, 131,238,429.60 and 51,063,281.60

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Solution

The fourth proportional to 87,454,961.60, 131,238,429.60 and 51,063,281.60 is: 76,627,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,454,961.60 : 131,238,429.60 = 51,063,281.60 : x
  2. Step 2: Convert to fraction form
    87,454,961.60/131,238,429.60 = 51,063,281.60/x
  3. Step 3: Cross multiply
    87,454,961.60x = 131,238,429.60 × 51,063,281.60
  4. Step 4: Simplify right side
    87,454,961.60x = 6,701,464,887,406,575
  5. Step 5: Solve for x
    x = 6,701,464,887,406,575/87,454,961.60
  6. Step 6: Final answer
    x = 76,627,612.26

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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.