Home / 347,957,179.61-521,591,012.55-163,394,269.97

Finding the Fourth Proportional to 347,957,179.61, 521,591,012.55 and 163,394,269.97

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Solution

The fourth proportional to 347,957,179.61, 521,591,012.55 and 163,394,269.97 is: 244,929,513.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,957,179.61 : 521,591,012.55 = 163,394,269.97 : x
  2. Step 2: Convert to fraction form
    347,957,179.61/521,591,012.55 = 163,394,269.97/x
  3. Step 3: Cross multiply
    347,957,179.61x = 521,591,012.55 × 163,394,269.97
  4. Step 4: Simplify right side
    347,957,179.61x = 85,224,982,715,912,400
  5. Step 5: Solve for x
    x = 85,224,982,715,912,400/347,957,179.61
  6. Step 6: Final answer
    x = 244,929,513.49

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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.