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Finding the Third Proportional to 45,127,074 and 87,987,012

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Solution

The third proportional to 45,127,074 and 87,987,012 is: 171,553,650.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,127,074 : 87,987,012 = 87,987,012 : x
  2. Step 2: Convert to fraction form
    45,127,074/87,987,012 = 87,987,012/x
  3. Step 3: Cross multiply
    45,127,074x = 87,987,012 × 87,987,012
  4. Step 4: Simplify right side
    45,127,074x = 7,741,714,280,688,144
  5. Step 5: Solve for x
    x = 7,741,714,280,688,144/45,127,074
  6. Step 6: Final answer
    x = 171,553,650.49

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.