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Finding the Third Proportional to 36,685,218 and 79,962,660

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Solution

The third proportional to 36,685,218 and 79,962,660 is: 174,294,370.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685,218 : 79,962,660 = 79,962,660 : x
  2. Step 2: Convert to fraction form
    36,685,218/79,962,660 = 79,962,660/x
  3. Step 3: Cross multiply
    36,685,218x = 79,962,660 × 79,962,660
  4. Step 4: Simplify right side
    36,685,218x = 6,394,026,994,275,600
  5. Step 5: Solve for x
    x = 6,394,026,994,275,600/36,685,218
  6. Step 6: Final answer
    x = 174,294,370.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.