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Finding the Third Proportional to 77,744,132 and 179,982,506

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Solution

The third proportional to 77,744,132 and 179,982,506 is: 416,670,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,744,132 : 179,982,506 = 179,982,506 : x
  2. Step 2: Convert to fraction form
    77,744,132/179,982,506 = 179,982,506/x
  3. Step 3: Cross multiply
    77,744,132x = 179,982,506 × 179,982,506
  4. Step 4: Simplify right side
    77,744,132x = 32,393,702,466,040,036
  5. Step 5: Solve for x
    x = 32,393,702,466,040,036/77,744,132
  6. Step 6: Final answer
    x = 416,670,707.26

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.