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Finding the Third Proportional to 30,706,366 and 65,664,259

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Solution

The third proportional to 30,706,366 and 65,664,259 is: 140,420,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,706,366 : 65,664,259 = 65,664,259 : x
  2. Step 2: Convert to fraction form
    30,706,366/65,664,259 = 65,664,259/x
  3. Step 3: Cross multiply
    30,706,366x = 65,664,259 × 65,664,259
  4. Step 4: Simplify right side
    30,706,366x = 4,311,794,910,019,081
  5. Step 5: Solve for x
    x = 4,311,794,910,019,081/30,706,366
  6. Step 6: Final answer
    x = 140,420,227.85

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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.