Home / 158,083,414.02-218,150,425.92-87,522,169.02

Finding the Fourth Proportional to 158,083,414.02, 218,150,425.92 and 87,522,169.02

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Solution

The fourth proportional to 158,083,414.02, 218,150,425.92 and 87,522,169.02 is: 120,777,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,083,414.02 : 218,150,425.92 = 87,522,169.02 : x
  2. Step 2: Convert to fraction form
    158,083,414.02/218,150,425.92 = 87,522,169.02/x
  3. Step 3: Cross multiply
    158,083,414.02x = 218,150,425.92 × 87,522,169.02
  4. Step 4: Simplify right side
    158,083,414.02x = 19,092,998,449,155,228
  5. Step 5: Solve for x
    x = 19,092,998,449,155,228/158,083,414.02
  6. Step 6: Final answer
    x = 120,777,999.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.