Home / 198,412,180.56-296,981,503.92-106,065,055.80

Finding the Fourth Proportional to 198,412,180.56, 296,981,503.92 and 106,065,055.80

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Solution

The fourth proportional to 198,412,180.56, 296,981,503.92 and 106,065,055.80 is: 158,757,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,412,180.56 : 296,981,503.92 = 106,065,055.80 : x
  2. Step 2: Convert to fraction form
    198,412,180.56/296,981,503.92 = 106,065,055.80/x
  3. Step 3: Cross multiply
    198,412,180.56x = 296,981,503.92 × 106,065,055.80
  4. Step 4: Simplify right side
    198,412,180.56x = 31,499,359,784,842,720
  5. Step 5: Solve for x
    x = 31,499,359,784,842,720/198,412,180.56
  6. Step 6: Final answer
    x = 158,757,187.67

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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.