Home / 3,947,592,986.70-5,921,389,480.05-3,327,720,204.30

Finding the Fourth Proportional to 3,947,592,986.70, 5,921,389,480.05 and 3,327,720,204.30

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Solution

The fourth proportional to 3,947,592,986.70, 5,921,389,480.05 and 3,327,720,204.30 is: 4,991,580,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,592,986.70 : 5,921,389,480.05 = 3,327,720,204.30 : x
  2. Step 2: Convert to fraction form
    3,947,592,986.70/5,921,389,480.05 = 3,327,720,204.30/x
  3. Step 3: Cross multiply
    3,947,592,986.70x = 5,921,389,480.05 × 3,327,720,204.30
  4. Step 4: Simplify right side
    3,947,592,986.70x = 19,704,727,410,291,859,456
  5. Step 5: Solve for x
    x = 19,704,727,410,291,859,456/3,947,592,986.70
  6. Step 6: Final answer
    x = 4,991,580,306.45

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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.