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Finding the Third Proportional to 36,899,481 and 81,030,003

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Solution

The third proportional to 36,899,481 and 81,030,003 is: 177,939,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,899,481 : 81,030,003 = 81,030,003 : x
  2. Step 2: Convert to fraction form
    36,899,481/81,030,003 = 81,030,003/x
  3. Step 3: Cross multiply
    36,899,481x = 81,030,003 × 81,030,003
  4. Step 4: Simplify right side
    36,899,481x = 6,565,861,386,180,009
  5. Step 5: Solve for x
    x = 6,565,861,386,180,009/36,899,481
  6. Step 6: Final answer
    x = 177,939,125.65

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.