Home / 3,907,588,892.40-5,861,383,338.60-3,880,379,113.20

Finding the Fourth Proportional to 3,907,588,892.40, 5,861,383,338.60 and 3,880,379,113.20

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Solution

The fourth proportional to 3,907,588,892.40, 5,861,383,338.60 and 3,880,379,113.20 is: 5,820,568,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,588,892.40 : 5,861,383,338.60 = 3,880,379,113.20 : x
  2. Step 2: Convert to fraction form
    3,907,588,892.40/5,861,383,338.60 = 3,880,379,113.20/x
  3. Step 3: Cross multiply
    3,907,588,892.40x = 5,861,383,338.60 × 3,880,379,113.20
  4. Step 4: Simplify right side
    3,907,588,892.40x = 22,744,389,481,561,923,584
  5. Step 5: Solve for x
    x = 22,744,389,481,561,923,584/3,907,588,892.40
  6. Step 6: Final answer
    x = 5,820,568,669.80

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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.