Home / 66,822,453.70-100,233,680.55-50,897,205.70

Finding the Fourth Proportional to 66,822,453.70, 100,233,680.55 and 50,897,205.70

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Solution

The fourth proportional to 66,822,453.70, 100,233,680.55 and 50,897,205.70 is: 76,345,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,822,453.70 : 100,233,680.55 = 50,897,205.70 : x
  2. Step 2: Convert to fraction form
    66,822,453.70/100,233,680.55 = 50,897,205.70/x
  3. Step 3: Cross multiply
    66,822,453.70x = 100,233,680.55 × 50,897,205.70
  4. Step 4: Simplify right side
    66,822,453.70x = 5,101,614,257,021,439
  5. Step 5: Solve for x
    x = 5,101,614,257,021,439/66,822,453.70
  6. Step 6: Final answer
    x = 76,345,808.55

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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.