Home / 2,149,086,676.20-3,223,630,014.30-1,681,481,581.80

Finding the Fourth Proportional to 2,149,086,676.20, 3,223,630,014.30 and 1,681,481,581.80

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Solution

The fourth proportional to 2,149,086,676.20, 3,223,630,014.30 and 1,681,481,581.80 is: 2,522,222,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,086,676.20 : 3,223,630,014.30 = 1,681,481,581.80 : x
  2. Step 2: Convert to fraction form
    2,149,086,676.20/3,223,630,014.30 = 1,681,481,581.80/x
  3. Step 3: Cross multiply
    2,149,086,676.20x = 3,223,630,014.30 × 1,681,481,581.80
  4. Step 4: Simplify right side
    2,149,086,676.20x = 5,420,474,495,583,120,384
  5. Step 5: Solve for x
    x = 5,420,474,495,583,120,384/2,149,086,676.20
  6. Step 6: Final answer
    x = 2,522,222,372.70

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Double scale
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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.