Home / 136,248,002.60-204,372,003.90-115,840,668.20

Finding the Fourth Proportional to 136,248,002.60, 204,372,003.90 and 115,840,668.20

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Solution

The fourth proportional to 136,248,002.60, 204,372,003.90 and 115,840,668.20 is: 173,761,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,248,002.60 : 204,372,003.90 = 115,840,668.20 : x
  2. Step 2: Convert to fraction form
    136,248,002.60/204,372,003.90 = 115,840,668.20/x
  3. Step 3: Cross multiply
    136,248,002.60x = 204,372,003.90 × 115,840,668.20
  4. Step 4: Simplify right side
    136,248,002.60x = 23,674,589,493,149,008
  5. Step 5: Solve for x
    x = 23,674,589,493,149,008/136,248,002.60
  6. Step 6: Final answer
    x = 173,761,002.30

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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.