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Finding the Third Proportional to 33,513,975 and 72,318,483

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Solution

The third proportional to 33,513,975 and 72,318,483 is: 156,053,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,513,975 : 72,318,483 = 72,318,483 : x
  2. Step 2: Convert to fraction form
    33,513,975/72,318,483 = 72,318,483/x
  3. Step 3: Cross multiply
    33,513,975x = 72,318,483 × 72,318,483
  4. Step 4: Simplify right side
    33,513,975x = 5,229,962,983,421,289
  5. Step 5: Solve for x
    x = 5,229,962,983,421,289/33,513,975
  6. Step 6: Final answer
    x = 156,053,198.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.