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Finding the Third Proportional to 43,408,560 and 67,183,566

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Solution

The third proportional to 43,408,560 and 67,183,566 is: 103,980,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,408,560 : 67,183,566 = 67,183,566 : x
  2. Step 2: Convert to fraction form
    43,408,560/67,183,566 = 67,183,566/x
  3. Step 3: Cross multiply
    43,408,560x = 67,183,566 × 67,183,566
  4. Step 4: Simplify right side
    43,408,560x = 4,513,631,540,476,356
  5. Step 5: Solve for x
    x = 4,513,631,540,476,356/43,408,560
  6. Step 6: Final answer
    x = 103,980,218.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.