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Finding the Third Proportional to 81,366,597 and 122,806,575

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Solution

The third proportional to 81,366,597 and 122,806,575 is: 185,351,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,366,597 : 122,806,575 = 122,806,575 : x
  2. Step 2: Convert to fraction form
    81,366,597/122,806,575 = 122,806,575/x
  3. Step 3: Cross multiply
    81,366,597x = 122,806,575 × 122,806,575
  4. Step 4: Simplify right side
    81,366,597x = 15,081,454,863,230,624
  5. Step 5: Solve for x
    x = 15,081,454,863,230,624/81,366,597
  6. Step 6: Final answer
    x = 185,351,918.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.