Home / 88,591,976.60-132,887,964.90-54,402,459.80

Finding the Fourth Proportional to 88,591,976.60, 132,887,964.90 and 54,402,459.80

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Solution

The fourth proportional to 88,591,976.60, 132,887,964.90 and 54,402,459.80 is: 81,603,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591,976.60 : 132,887,964.90 = 54,402,459.80 : x
  2. Step 2: Convert to fraction form
    88,591,976.60/132,887,964.90 = 54,402,459.80/x
  3. Step 3: Cross multiply
    88,591,976.60x = 132,887,964.90 × 54,402,459.80
  4. Step 4: Simplify right side
    88,591,976.60x = 7,229,432,168,376,061
  5. Step 5: Solve for x
    x = 7,229,432,168,376,061/88,591,976.60
  6. Step 6: Final answer
    x = 81,603,689.70

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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.