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Finding the Third Proportional to 39,682,572 and 85,033,812

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Solution

The third proportional to 39,682,572 and 85,033,812 is: 182,214,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682,572 : 85,033,812 = 85,033,812 : x
  2. Step 2: Convert to fraction form
    39,682,572/85,033,812 = 85,033,812/x
  3. Step 3: Cross multiply
    39,682,572x = 85,033,812 × 85,033,812
  4. Step 4: Simplify right side
    39,682,572x = 7,230,749,183,251,344
  5. Step 5: Solve for x
    x = 7,230,749,183,251,344/39,682,572
  6. Step 6: Final answer
    x = 182,214,731.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.