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Finding the Third Proportional to 3,895,463,107.13 and 7,899,322,044.38

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Solution

The third proportional to 3,895,463,107.13 and 7,899,322,044.38 is: 16,018,451,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,463,107.13 : 7,899,322,044.38 = 7,899,322,044.38 : x
  2. Step 2: Convert to fraction form
    3,895,463,107.13/7,899,322,044.38 = 7,899,322,044.38/x
  3. Step 3: Cross multiply
    3,895,463,107.13x = 7,899,322,044.38 × 7,899,322,044.38
  4. Step 4: Simplify right side
    3,895,463,107.13x = 62,399,288,760,751,996,928
  5. Step 5: Solve for x
    x = 62,399,288,760,751,996,928/3,895,463,107.13
  6. Step 6: Final answer
    x = 16,018,451,990.12

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.