Home / 322,446,526.20-483,669,789.30-192,987,498.60

Finding the Fourth Proportional to 322,446,526.20, 483,669,789.30 and 192,987,498.60

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Solution

The fourth proportional to 322,446,526.20, 483,669,789.30 and 192,987,498.60 is: 289,481,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,446,526.20 : 483,669,789.30 = 192,987,498.60 : x
  2. Step 2: Convert to fraction form
    322,446,526.20/483,669,789.30 = 192,987,498.60/x
  3. Step 3: Cross multiply
    322,446,526.20x = 483,669,789.30 × 192,987,498.60
  4. Step 4: Simplify right side
    322,446,526.20x = 93,342,222,785,396,048
  5. Step 5: Solve for x
    x = 93,342,222,785,396,048/322,446,526.20
  6. Step 6: Final answer
    x = 289,481,247.90

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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.