Home / 178,032,520.30-267,048,780.45-100,229,557.90

Finding the Fourth Proportional to 178,032,520.30, 267,048,780.45 and 100,229,557.90

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Solution

The fourth proportional to 178,032,520.30, 267,048,780.45 and 100,229,557.90 is: 150,344,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,032,520.30 : 267,048,780.45 = 100,229,557.90 : x
  2. Step 2: Convert to fraction form
    178,032,520.30/267,048,780.45 = 100,229,557.90/x
  3. Step 3: Cross multiply
    178,032,520.30x = 267,048,780.45 × 100,229,557.90
  4. Step 4: Simplify right side
    178,032,520.30x = 26,766,181,202,237,664
  5. Step 5: Solve for x
    x = 26,766,181,202,237,664/178,032,520.30
  6. Step 6: Final answer
    x = 150,344,336.85

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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.