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Finding the Third Proportional to 40,699,232 and 87,306,620

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Solution

The third proportional to 40,699,232 and 87,306,620 is: 187,287,217.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,699,232 : 87,306,620 = 87,306,620 : x
  2. Step 2: Convert to fraction form
    40,699,232/87,306,620 = 87,306,620/x
  3. Step 3: Cross multiply
    40,699,232x = 87,306,620 × 87,306,620
  4. Step 4: Simplify right side
    40,699,232x = 7,622,445,895,824,400
  5. Step 5: Solve for x
    x = 7,622,445,895,824,400/40,699,232
  6. Step 6: Final answer
    x = 187,287,217.01

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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.