Home / 2,669,140,839.70-4,003,711,259.55-2,215,644,519.70

Finding the Fourth Proportional to 2,669,140,839.70, 4,003,711,259.55 and 2,215,644,519.70

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Solution

The fourth proportional to 2,669,140,839.70, 4,003,711,259.55 and 2,215,644,519.70 is: 3,323,466,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,140,839.70 : 4,003,711,259.55 = 2,215,644,519.70 : x
  2. Step 2: Convert to fraction form
    2,669,140,839.70/4,003,711,259.55 = 2,215,644,519.70/x
  3. Step 3: Cross multiply
    2,669,140,839.70x = 4,003,711,259.55 × 2,215,644,519.70
  4. Step 4: Simplify right side
    2,669,140,839.70x = 8,870,800,910,683,141,120
  5. Step 5: Solve for x
    x = 8,870,800,910,683,141,120/2,669,140,839.70
  6. Step 6: Final answer
    x = 3,323,466,779.55

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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.