Home / 479,542,198.83-661,761,249.10-267,852,041.70

Finding the Fourth Proportional to 479,542,198.83, 661,761,249.10 and 267,852,041.70

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Solution

The fourth proportional to 479,542,198.83, 661,761,249.10 and 267,852,041.70 is: 369,631,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,542,198.83 : 661,761,249.10 = 267,852,041.70 : x
  2. Step 2: Convert to fraction form
    479,542,198.83/661,761,249.10 = 267,852,041.70/x
  3. Step 3: Cross multiply
    479,542,198.83x = 661,761,249.10 × 267,852,041.70
  4. Step 4: Simplify right side
    479,542,198.83x = 177,254,101,692,944,320
  5. Step 5: Solve for x
    x = 177,254,101,692,944,320/479,542,198.83
  6. Step 6: Final answer
    x = 369,631,915.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.