Home / 99,659,260.60-149,488,890.90-98,987,414.20

Finding the Fourth Proportional to 99,659,260.60, 149,488,890.90 and 98,987,414.20

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Solution

The fourth proportional to 99,659,260.60, 149,488,890.90 and 98,987,414.20 is: 148,481,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,659,260.60 : 149,488,890.90 = 98,987,414.20 : x
  2. Step 2: Convert to fraction form
    99,659,260.60/149,488,890.90 = 98,987,414.20/x
  3. Step 3: Cross multiply
    99,659,260.60x = 149,488,890.90 × 98,987,414.20
  4. Step 4: Simplify right side
    99,659,260.60x = 14,797,518,761,816,912
  5. Step 5: Solve for x
    x = 14,797,518,761,816,912/99,659,260.60
  6. Step 6: Final answer
    x = 148,481,121.30

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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.