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Finding the Third Proportional to 87,966,720 and 181,967,616

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Solution

The third proportional to 87,966,720 and 181,967,616 is: 376,417,505.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,966,720 : 181,967,616 = 181,967,616 : x
  2. Step 2: Convert to fraction form
    87,966,720/181,967,616 = 181,967,616/x
  3. Step 3: Cross multiply
    87,966,720x = 181,967,616 × 181,967,616
  4. Step 4: Simplify right side
    87,966,720x = 33,112,213,272,723,456
  5. Step 5: Solve for x
    x = 33,112,213,272,723,456/87,966,720
  6. Step 6: Final answer
    x = 376,417,505.08

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.