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Finding the Third Proportional to 36,385,986 and 79,608,372

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Solution

The third proportional to 36,385,986 and 79,608,372 is: 174,174,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385,986 : 79,608,372 = 79,608,372 : x
  2. Step 2: Convert to fraction form
    36,385,986/79,608,372 = 79,608,372/x
  3. Step 3: Cross multiply
    36,385,986x = 79,608,372 × 79,608,372
  4. Step 4: Simplify right side
    36,385,986x = 6,337,492,892,490,384
  5. Step 5: Solve for x
    x = 6,337,492,892,490,384/36,385,986
  6. Step 6: Final answer
    x = 174,174,004.59

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.