Home / 267,775,380.72-401,479,702.20-136,363,279.68

Finding the Fourth Proportional to 267,775,380.72, 401,479,702.20 and 136,363,279.68

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Solution

The fourth proportional to 267,775,380.72, 401,479,702.20 and 136,363,279.68 is: 204,451,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,775,380.72 : 401,479,702.20 = 136,363,279.68 : x
  2. Step 2: Convert to fraction form
    267,775,380.72/401,479,702.20 = 136,363,279.68/x
  3. Step 3: Cross multiply
    267,775,380.72x = 401,479,702.20 × 136,363,279.68
  4. Step 4: Simplify right side
    267,775,380.72x = 54,747,088,916,941,712
  5. Step 5: Solve for x
    x = 54,747,088,916,941,712/267,775,380.72
  6. Step 6: Final answer
    x = 204,451,539.83

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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.