Home / 347,957,179.38-521,591,012.42-163,394,269.74

Finding the Fourth Proportional to 347,957,179.38, 521,591,012.42 and 163,394,269.74

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Solution

The fourth proportional to 347,957,179.38, 521,591,012.42 and 163,394,269.74 is: 244,929,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,957,179.38 : 521,591,012.42 = 163,394,269.74 : x
  2. Step 2: Convert to fraction form
    347,957,179.38/521,591,012.42 = 163,394,269.74/x
  3. Step 3: Cross multiply
    347,957,179.38x = 521,591,012.42 × 163,394,269.74
  4. Step 4: Simplify right side
    347,957,179.38x = 85,224,982,576,496,208
  5. Step 5: Solve for x
    x = 85,224,982,576,496,208/347,957,179.38
  6. Step 6: Final answer
    x = 244,929,513.25

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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.