Home / 4,253,098,641.20-6,379,647,961.80-3,679,789,713.20

Finding the Fourth Proportional to 4,253,098,641.20, 6,379,647,961.80 and 3,679,789,713.20

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Solution

The fourth proportional to 4,253,098,641.20, 6,379,647,961.80 and 3,679,789,713.20 is: 5,519,684,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,098,641.20 : 6,379,647,961.80 = 3,679,789,713.20 : x
  2. Step 2: Convert to fraction form
    4,253,098,641.20/6,379,647,961.80 = 3,679,789,713.20/x
  3. Step 3: Cross multiply
    4,253,098,641.20x = 6,379,647,961.80 × 3,679,789,713.20
  4. Step 4: Simplify right side
    4,253,098,641.20x = 23,475,762,943,668,985,856
  5. Step 5: Solve for x
    x = 23,475,762,943,668,985,856/4,253,098,641.20
  6. Step 6: Final answer
    x = 5,519,684,569.80

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Double scale
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Similar ratio
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1.5x scale

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.