Home / 177,991,747.80-267,067,337.85-80,897,477.10

Finding the Fourth Proportional to 177,991,747.80, 267,067,337.85 and 80,897,477.10

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Solution

The fourth proportional to 177,991,747.80, 267,067,337.85 and 80,897,477.10 is: 121,382,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,991,747.80 : 267,067,337.85 = 80,897,477.10 : x
  2. Step 2: Convert to fraction form
    177,991,747.80/267,067,337.85 = 80,897,477.10/x
  3. Step 3: Cross multiply
    177,991,747.80x = 267,067,337.85 × 80,897,477.10
  4. Step 4: Simplify right side
    177,991,747.80x = 21,605,073,847,878,336
  5. Step 5: Solve for x
    x = 21,605,073,847,878,336/177,991,747.80
  6. Step 6: Final answer
    x = 121,382,446.74

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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.