Home / 247,489,810.28-371,177,123.46-92,116,791.42

Finding the Fourth Proportional to 247,489,810.28, 371,177,123.46 and 92,116,791.42

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Solution

The fourth proportional to 247,489,810.28, 371,177,123.46 and 92,116,791.42 is: 138,153,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,489,810.28 : 371,177,123.46 = 92,116,791.42 : x
  2. Step 2: Convert to fraction form
    247,489,810.28/371,177,123.46 = 92,116,791.42/x
  3. Step 3: Cross multiply
    247,489,810.28x = 371,177,123.46 × 92,116,791.42
  4. Step 4: Simplify right side
    247,489,810.28x = 34,191,645,661,640,408
  5. Step 5: Solve for x
    x = 34,191,645,661,640,408/247,489,810.28
  6. Step 6: Final answer
    x = 138,153,751.15

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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.