Home / 121,052,100.38-192,711,787.88

Finding the Third Proportional to 121,052,100.38 and 192,711,787.88

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Solution

The third proportional to 121,052,100.38 and 192,711,787.88 is: 306,792,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,052,100.38 : 192,711,787.88 = 192,711,787.88 : x
  2. Step 2: Convert to fraction form
    121,052,100.38/192,711,787.88 = 192,711,787.88/x
  3. Step 3: Cross multiply
    121,052,100.38x = 192,711,787.88 × 192,711,787.88
  4. Step 4: Simplify right side
    121,052,100.38x = 37,137,833,185,979,000
  5. Step 5: Solve for x
    x = 37,137,833,185,979,000/121,052,100.38
  6. Step 6: Final answer
    x = 306,792,142.15

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.