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Finding the Fourth Proportional to 18,295,348,523.20, 27,391,366,719.60 and 18,295,348,523.20

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Solution

The fourth proportional to 18,295,348,523.20, 27,391,366,719.60 and 18,295,348,523.20 is: 27,391,366,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295,348,523.20 : 27,391,366,719.60 = 18,295,348,523.20 : x
  2. Step 2: Convert to fraction form
    18,295,348,523.20/27,391,366,719.60 = 18,295,348,523.20/x
  3. Step 3: Cross multiply
    18,295,348,523.20x = 27,391,366,719.60 × 18,295,348,523.20
  4. Step 4: Simplify right side
    18,295,348,523.20x = 501,134,600,661,863,497,728
  5. Step 5: Solve for x
    x = 501,134,600,661,863,497,728/18,295,348,523.20
  6. Step 6: Final answer
    x = 27,391,366,719.60

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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.