Home / 118,098,005.70-177,147,008.55-106,193,727.30

Finding the Fourth Proportional to 118,098,005.70, 177,147,008.55 and 106,193,727.30

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Solution

The fourth proportional to 118,098,005.70, 177,147,008.55 and 106,193,727.30 is: 159,290,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,005.70 : 177,147,008.55 = 106,193,727.30 : x
  2. Step 2: Convert to fraction form
    118,098,005.70/177,147,008.55 = 106,193,727.30/x
  3. Step 3: Cross multiply
    118,098,005.70x = 177,147,008.55 × 106,193,727.30
  4. Step 4: Simplify right side
    118,098,005.70x = 18,811,901,117,969,468
  5. Step 5: Solve for x
    x = 18,811,901,117,969,468/118,098,005.70
  6. Step 6: Final answer
    x = 159,290,590.95

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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.