Home / 137,964,469.06-206,869,732.17-45,798,154.48

Finding the Fourth Proportional to 137,964,469.06, 206,869,732.17 and 45,798,154.48

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Solution

The fourth proportional to 137,964,469.06, 206,869,732.17 and 45,798,154.48 is: 68,671,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,964,469.06 : 206,869,732.17 = 45,798,154.48 : x
  2. Step 2: Convert to fraction form
    137,964,469.06/206,869,732.17 = 45,798,154.48/x
  3. Step 3: Cross multiply
    137,964,469.06x = 206,869,732.17 × 45,798,154.48
  4. Step 4: Simplify right side
    137,964,469.06x = 9,474,251,951,157,884
  5. Step 5: Solve for x
    x = 9,474,251,951,157,884/137,964,469.06
  6. Step 6: Final answer
    x = 68,671,680.58

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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.