Home / 57,387,660.30-86,081,490.45-55,155,608.10

Finding the Fourth Proportional to 57,387,660.30, 86,081,490.45 and 55,155,608.10

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Solution

The fourth proportional to 57,387,660.30, 86,081,490.45 and 55,155,608.10 is: 82,733,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,387,660.30 : 86,081,490.45 = 55,155,608.10 : x
  2. Step 2: Convert to fraction form
    57,387,660.30/86,081,490.45 = 55,155,608.10/x
  3. Step 3: Cross multiply
    57,387,660.30x = 86,081,490.45 × 55,155,608.10
  4. Step 4: Simplify right side
    57,387,660.30x = 4,747,876,951,924,093
  5. Step 5: Solve for x
    x = 4,747,876,951,924,093/57,387,660.30
  6. Step 6: Final answer
    x = 82,733,412.15

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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.