Home / 198,182,410.53-297,311,898.75-75,351,177.54

Finding the Fourth Proportional to 198,182,410.53, 297,311,898.75 and 75,351,177.54

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Solution

The fourth proportional to 198,182,410.53, 297,311,898.75 and 75,351,177.54 is: 113,041,321.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,182,410.53 : 297,311,898.75 = 75,351,177.54 : x
  2. Step 2: Convert to fraction form
    198,182,410.53/297,311,898.75 = 75,351,177.54/x
  3. Step 3: Cross multiply
    198,182,410.53x = 297,311,898.75 × 75,351,177.54
  4. Step 4: Simplify right side
    198,182,410.53x = 22,402,801,667,465,756
  5. Step 5: Solve for x
    x = 22,402,801,667,465,756/198,182,410.53
  6. Step 6: Final answer
    x = 113,041,321.92

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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.