Home / 131,772,200.52-197,657,305.56-39,655,542

Finding the Fourth Proportional to 131,772,200.52, 197,657,305.56 and 39,655,542

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Solution

The fourth proportional to 131,772,200.52, 197,657,305.56 and 39,655,542 is: 59,483,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,772,200.52 : 197,657,305.56 = 39,655,542 : x
  2. Step 2: Convert to fraction form
    131,772,200.52/197,657,305.56 = 39,655,542/x
  3. Step 3: Cross multiply
    131,772,200.52x = 197,657,305.56 × 39,655,542
  4. Step 4: Simplify right side
    131,772,200.52x = 7,838,207,582,241,414
  5. Step 5: Solve for x
    x = 7,838,207,582,241,414/131,772,200.52
  6. Step 6: Final answer
    x = 59,483,013.50

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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.