Home / 107,264,778.20-160,981,148.10-49,764,174.20

Finding the Fourth Proportional to 107,264,778.20, 160,981,148.10 and 49,764,174.20

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Solution

The fourth proportional to 107,264,778.20, 160,981,148.10 and 49,764,174.20 is: 74,685,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,264,778.20 : 160,981,148.10 = 49,764,174.20 : x
  2. Step 2: Convert to fraction form
    107,264,778.20/160,981,148.10 = 49,764,174.20/x
  3. Step 3: Cross multiply
    107,264,778.20x = 160,981,148.10 × 49,764,174.20
  4. Step 4: Simplify right side
    107,264,778.20x = 8,011,093,896,964,399
  5. Step 5: Solve for x
    x = 8,011,093,896,964,399/107,264,778.20
  6. Step 6: Final answer
    x = 74,685,223.16

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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.