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Finding the Third Proportional to 79,761,443 and 173,135,595

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Solution

The third proportional to 79,761,443 and 173,135,595 is: 375,819,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,761,443 : 173,135,595 = 173,135,595 : x
  2. Step 2: Convert to fraction form
    79,761,443/173,135,595 = 173,135,595/x
  3. Step 3: Cross multiply
    79,761,443x = 173,135,595 × 173,135,595
  4. Step 4: Simplify right side
    79,761,443x = 29,975,934,256,004,024
  5. Step 5: Solve for x
    x = 29,975,934,256,004,024/79,761,443
  6. Step 6: Final answer
    x = 375,819,858.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.