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Finding the Fourth Proportional to 25,646,038,422.15, 38,469,057,633.23 and 25,646,038,422.15

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Solution

The fourth proportional to 25,646,038,422.15, 38,469,057,633.23 and 25,646,038,422.15 is: 38,469,057,633.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646,038,422.15 : 38,469,057,633.23 = 25,646,038,422.15 : x
  2. Step 2: Convert to fraction form
    25,646,038,422.15/38,469,057,633.23 = 25,646,038,422.15/x
  3. Step 3: Cross multiply
    25,646,038,422.15x = 38,469,057,633.23 × 25,646,038,422.15
  4. Step 4: Simplify right side
    25,646,038,422.15x = 986,578,930,125,591,150,592
  5. Step 5: Solve for x
    x = 986,578,930,125,591,150,592/25,646,038,422.15
  6. Step 6: Final answer
    x = 38,469,057,633.23

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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.