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Finding the Fourth Proportional to 38,373,479,408.40, 57,456,906,982.20 and 38,373,479,408.40

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Solution

The fourth proportional to 38,373,479,408.40, 57,456,906,982.20 and 38,373,479,408.40 is: 57,456,906,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373,479,408.40 : 57,456,906,982.20 = 38,373,479,408.40 : x
  2. Step 2: Convert to fraction form
    38,373,479,408.40/57,456,906,982.20 = 38,373,479,408.40/x
  3. Step 3: Cross multiply
    38,373,479,408.40x = 57,456,906,982.20 × 38,373,479,408.40
  4. Step 4: Simplify right side
    38,373,479,408.40x = 2,204,821,436,951,805,820,928
  5. Step 5: Solve for x
    x = 2,204,821,436,951,805,820,928/38,373,479,408.40
  6. Step 6: Final answer
    x = 57,456,906,982.20

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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.