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Finding the Fourth Proportional to 3,672,618,822.20, 5,508,928,233.30 and 3,672,618,822.20

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Solution

The fourth proportional to 3,672,618,822.20, 5,508,928,233.30 and 3,672,618,822.20 is: 5,508,928,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,618,822.20 : 5,508,928,233.30 = 3,672,618,822.20 : x
  2. Step 2: Convert to fraction form
    3,672,618,822.20/5,508,928,233.30 = 3,672,618,822.20/x
  3. Step 3: Cross multiply
    3,672,618,822.20x = 5,508,928,233.30 × 3,672,618,822.20
  4. Step 4: Simplify right side
    3,672,618,822.20x = 20,232,193,519,766,573,056
  5. Step 5: Solve for x
    x = 20,232,193,519,766,573,056/3,672,618,822.20
  6. Step 6: Final answer
    x = 5,508,928,233.30

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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.