Home / 132,857,769.90-199,286,654.85-111,694,608.30

Finding the Fourth Proportional to 132,857,769.90, 199,286,654.85 and 111,694,608.30

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Solution

The fourth proportional to 132,857,769.90, 199,286,654.85 and 111,694,608.30 is: 167,541,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,857,769.90 : 199,286,654.85 = 111,694,608.30 : x
  2. Step 2: Convert to fraction form
    132,857,769.90/199,286,654.85 = 111,694,608.30/x
  3. Step 3: Cross multiply
    132,857,769.90x = 199,286,654.85 × 111,694,608.30
  4. Step 4: Simplify right side
    132,857,769.90x = 22,259,244,852,888,044
  5. Step 5: Solve for x
    x = 22,259,244,852,888,044/132,857,769.90
  6. Step 6: Final answer
    x = 167,541,912.45

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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.