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Finding the Third Proportional to 33,659,880 and 72,634,170

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Solution

The third proportional to 33,659,880 and 72,634,170 is: 156,736,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,659,880 : 72,634,170 = 72,634,170 : x
  2. Step 2: Convert to fraction form
    33,659,880/72,634,170 = 72,634,170/x
  3. Step 3: Cross multiply
    33,659,880x = 72,634,170 × 72,634,170
  4. Step 4: Simplify right side
    33,659,880x = 5,275,722,651,588,900
  5. Step 5: Solve for x
    x = 5,275,722,651,588,900/33,659,880
  6. Step 6: Final answer
    x = 156,736,228.76

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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.