Home / 8,047,747,539.60-11,105,892,138.60-4,479,377,866.80

Finding the Fourth Proportional to 8,047,747,539.60, 11,105,892,138.60 and 4,479,377,866.80

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Solution

The fourth proportional to 8,047,747,539.60, 11,105,892,138.60 and 4,479,377,866.80 is: 6,181,541,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,747,539.60 : 11,105,892,138.60 = 4,479,377,866.80 : x
  2. Step 2: Convert to fraction form
    8,047,747,539.60/11,105,892,138.60 = 4,479,377,866.80/x
  3. Step 3: Cross multiply
    8,047,747,539.60x = 11,105,892,138.60 × 4,479,377,866.80
  4. Step 4: Simplify right side
    8,047,747,539.60x = 49,747,487,436,712,960,000
  5. Step 5: Solve for x
    x = 49,747,487,436,712,960,000/8,047,747,539.60
  6. Step 6: Final answer
    x = 6,181,541,753.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.