Home / 192,183,523.41-288,735,177.05-123,231,419.73

Finding the Fourth Proportional to 192,183,523.41, 288,735,177.05 and 123,231,419.73

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Solution

The fourth proportional to 192,183,523.41, 288,735,177.05 and 123,231,419.73 is: 185,142,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,183,523.41 : 288,735,177.05 = 123,231,419.73 : x
  2. Step 2: Convert to fraction form
    192,183,523.41/288,735,177.05 = 123,231,419.73/x
  3. Step 3: Cross multiply
    192,183,523.41x = 288,735,177.05 × 123,231,419.73
  4. Step 4: Simplify right side
    192,183,523.41x = 35,581,245,793,710,372
  5. Step 5: Solve for x
    x = 35,581,245,793,710,372/192,183,523.41
  6. Step 6: Final answer
    x = 185,142,020.30

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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.