Home / 3,149,283,200.10-4,723,924,800.15-3,131,143,347.30

Finding the Fourth Proportional to 3,149,283,200.10, 4,723,924,800.15 and 3,131,143,347.30

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Solution

The fourth proportional to 3,149,283,200.10, 4,723,924,800.15 and 3,131,143,347.30 is: 4,696,715,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,283,200.10 : 4,723,924,800.15 = 3,131,143,347.30 : x
  2. Step 2: Convert to fraction form
    3,149,283,200.10/4,723,924,800.15 = 3,131,143,347.30/x
  3. Step 3: Cross multiply
    3,149,283,200.10x = 4,723,924,800.15 × 3,131,143,347.30
  4. Step 4: Simplify right side
    3,149,283,200.10x = 14,791,285,711,135,154,176
  5. Step 5: Solve for x
    x = 14,791,285,711,135,154,176/3,149,283,200.10
  6. Step 6: Final answer
    x = 4,696,715,020.95

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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.