Home / 475,132,204.38-711,779,016.16-267,238,961.44

Finding the Fourth Proportional to 475,132,204.38, 711,779,016.16 and 267,238,961.44

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Solution

The fourth proportional to 475,132,204.38, 711,779,016.16 and 267,238,961.44 is: 400,341,385.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,132,204.38 : 711,779,016.16 = 267,238,961.44 : x
  2. Step 2: Convert to fraction form
    475,132,204.38/711,779,016.16 = 267,238,961.44/x
  3. Step 3: Cross multiply
    475,132,204.38x = 711,779,016.16 × 267,238,961.44
  4. Step 4: Simplify right side
    475,132,204.38x = 190,215,085,051,937,984
  5. Step 5: Solve for x
    x = 190,215,085,051,937,984/475,132,204.38
  6. Step 6: Final answer
    x = 400,341,385.61

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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.