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Finding the Fourth Proportional to 181,451,930.80, 272,177,896.20 and 181,451,930.80

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Solution

The fourth proportional to 181,451,930.80, 272,177,896.20 and 181,451,930.80 is: 272,177,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,451,930.80 : 272,177,896.20 = 181,451,930.80 : x
  2. Step 2: Convert to fraction form
    181,451,930.80/272,177,896.20 = 181,451,930.80/x
  3. Step 3: Cross multiply
    181,451,930.80x = 272,177,896.20 × 181,451,930.80
  4. Step 4: Simplify right side
    181,451,930.80x = 49,387,204,786,571,984
  5. Step 5: Solve for x
    x = 49,387,204,786,571,984/181,451,930.80
  6. Step 6: Final answer
    x = 272,177,896.20

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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.