Home / 1,396,940,085.80-2,092,386,819.90-749,952,002.60

Finding the Fourth Proportional to 1,396,940,085.80, 2,092,386,819.90 and 749,952,002.60

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Solution

The fourth proportional to 1,396,940,085.80, 2,092,386,819.90 and 749,952,002.60 is: 1,123,304,930.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,940,085.80 : 2,092,386,819.90 = 749,952,002.60 : x
  2. Step 2: Convert to fraction form
    1,396,940,085.80/2,092,386,819.90 = 749,952,002.60/x
  3. Step 3: Cross multiply
    1,396,940,085.80x = 2,092,386,819.90 × 749,952,002.60
  4. Step 4: Simplify right side
    1,396,940,085.80x = 1,569,189,685,797,850,624
  5. Step 5: Solve for x
    x = 1,569,189,685,797,850,624/1,396,940,085.80
  6. Step 6: Final answer
    x = 1,123,304,930.36

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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.