Home / 178,308,002.10-267,462,003.15-137,947,451.70

Finding the Fourth Proportional to 178,308,002.10, 267,462,003.15 and 137,947,451.70

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Solution

The fourth proportional to 178,308,002.10, 267,462,003.15 and 137,947,451.70 is: 206,921,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,308,002.10 : 267,462,003.15 = 137,947,451.70 : x
  2. Step 2: Convert to fraction form
    178,308,002.10/267,462,003.15 = 137,947,451.70/x
  3. Step 3: Cross multiply
    178,308,002.10x = 267,462,003.15 × 137,947,451.70
  4. Step 4: Simplify right side
    178,308,002.10x = 36,895,701,761,119,872
  5. Step 5: Solve for x
    x = 36,895,701,761,119,872/178,308,002.10
  6. Step 6: Final answer
    x = 206,921,177.55

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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.