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Finding the Third Proportional to 33,156,936 and 71,352,720

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Solution

The third proportional to 33,156,936 and 71,352,720 is: 153,548,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156,936 : 71,352,720 = 71,352,720 : x
  2. Step 2: Convert to fraction form
    33,156,936/71,352,720 = 71,352,720/x
  3. Step 3: Cross multiply
    33,156,936x = 71,352,720 × 71,352,720
  4. Step 4: Simplify right side
    33,156,936x = 5,091,210,651,398,400
  5. Step 5: Solve for x
    x = 5,091,210,651,398,400/33,156,936
  6. Step 6: Final answer
    x = 153,548,887.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.