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Finding the Third Proportional to 60,206,442 and 90,445,311

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Solution

The third proportional to 60,206,442 and 90,445,311 is: 135,871,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,206,442 : 90,445,311 = 90,445,311 : x
  2. Step 2: Convert to fraction form
    60,206,442/90,445,311 = 90,445,311/x
  3. Step 3: Cross multiply
    60,206,442x = 90,445,311 × 90,445,311
  4. Step 4: Simplify right side
    60,206,442x = 8,180,354,281,886,721
  5. Step 5: Solve for x
    x = 8,180,354,281,886,721/60,206,442
  6. Step 6: Final answer
    x = 135,871,744.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.