Home / 106,469,172.42-159,687,739.89-29,782,260.42

Finding the Fourth Proportional to 106,469,172.42, 159,687,739.89 and 29,782,260.42

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Solution

The fourth proportional to 106,469,172.42, 159,687,739.89 and 29,782,260.42 is: 44,668,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,469,172.42 : 159,687,739.89 = 29,782,260.42 : x
  2. Step 2: Convert to fraction form
    106,469,172.42/159,687,739.89 = 29,782,260.42/x
  3. Step 3: Cross multiply
    106,469,172.42x = 159,687,739.89 × 29,782,260.42
  4. Step 4: Simplify right side
    106,469,172.42x = 4,755,861,855,285,202
  5. Step 5: Solve for x
    x = 4,755,861,855,285,202/106,469,172.42
  6. Step 6: Final answer
    x = 44,668,909.76

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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.