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Finding the Third Proportional to 39,563,553 and 84,352,899

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Solution

The third proportional to 39,563,553 and 84,352,899 is: 179,847,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,563,553 : 84,352,899 = 84,352,899 : x
  2. Step 2: Convert to fraction form
    39,563,553/84,352,899 = 84,352,899/x
  3. Step 3: Cross multiply
    39,563,553x = 84,352,899 × 84,352,899
  4. Step 4: Simplify right side
    39,563,553x = 7,115,411,569,704,201
  5. Step 5: Solve for x
    x = 7,115,411,569,704,201/39,563,553
  6. Step 6: Final answer
    x = 179,847,638.30

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.