Home / 166,715,488.76-250,073,782.08-42,218,049.24

Finding the Fourth Proportional to 166,715,488.76, 250,073,782.08 and 42,218,049.24

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Solution

The fourth proportional to 166,715,488.76, 250,073,782.08 and 42,218,049.24 is: 63,327,212.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,715,488.76 : 250,073,782.08 = 42,218,049.24 : x
  2. Step 2: Convert to fraction form
    166,715,488.76/250,073,782.08 = 42,218,049.24/x
  3. Step 3: Cross multiply
    166,715,488.76x = 250,073,782.08 × 42,218,049.24
  4. Step 4: Simplify right side
    166,715,488.76x = 10,557,627,245,486,470
  5. Step 5: Solve for x
    x = 10,557,627,245,486,470/166,715,488.76
  6. Step 6: Final answer
    x = 63,327,212.87

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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.