Home / 3,188,694,503.40-4,783,041,755.10-890,979,815.40

Finding the Fourth Proportional to 3,188,694,503.40, 4,783,041,755.10 and 890,979,815.40

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Solution

The fourth proportional to 3,188,694,503.40, 4,783,041,755.10 and 890,979,815.40 is: 1,336,469,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,694,503.40 : 4,783,041,755.10 = 890,979,815.40 : x
  2. Step 2: Convert to fraction form
    3,188,694,503.40/4,783,041,755.10 = 890,979,815.40/x
  3. Step 3: Cross multiply
    3,188,694,503.40x = 4,783,041,755.10 × 890,979,815.40
  4. Step 4: Simplify right side
    3,188,694,503.40x = 4,261,593,660,009,490,432
  5. Step 5: Solve for x
    x = 4,261,593,660,009,490,432/3,188,694,503.40
  6. Step 6: Final answer
    x = 1,336,469,723.10

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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.