Home / 198,591,927.20-297,887,890.80-96,555,255.20

Finding the Fourth Proportional to 198,591,927.20, 297,887,890.80 and 96,555,255.20

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Solution

The fourth proportional to 198,591,927.20, 297,887,890.80 and 96,555,255.20 is: 144,832,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,591,927.20 : 297,887,890.80 = 96,555,255.20 : x
  2. Step 2: Convert to fraction form
    198,591,927.20/297,887,890.80 = 96,555,255.20/x
  3. Step 3: Cross multiply
    198,591,927.20x = 297,887,890.80 × 96,555,255.20
  4. Step 4: Simplify right side
    198,591,927.20x = 28,762,641,317,183,736
  5. Step 5: Solve for x
    x = 28,762,641,317,183,736/198,591,927.20
  6. Step 6: Final answer
    x = 144,832,882.80

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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.