Home / 177,991,747.30-267,067,337.10-80,897,476.60

Finding the Fourth Proportional to 177,991,747.30, 267,067,337.10 and 80,897,476.60

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Solution

The fourth proportional to 177,991,747.30, 267,067,337.10 and 80,897,476.60 is: 121,382,445.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,991,747.30 : 267,067,337.10 = 80,897,476.60 : x
  2. Step 2: Convert to fraction form
    177,991,747.30/267,067,337.10 = 80,897,476.60/x
  3. Step 3: Cross multiply
    177,991,747.30x = 267,067,337.10 × 80,897,476.60
  4. Step 4: Simplify right side
    177,991,747.30x = 21,605,073,653,671,560
  5. Step 5: Solve for x
    x = 21,605,073,653,671,560/177,991,747.30
  6. Step 6: Final answer
    x = 121,382,445.99

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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.