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Finding the Third Proportional to 30,261,834 and 65,667,708

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Solution

The third proportional to 30,261,834 and 65,667,708 is: 142,497,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261,834 : 65,667,708 = 65,667,708 : x
  2. Step 2: Convert to fraction form
    30,261,834/65,667,708 = 65,667,708/x
  3. Step 3: Cross multiply
    30,261,834x = 65,667,708 × 65,667,708
  4. Step 4: Simplify right side
    30,261,834x = 4,312,247,873,973,264
  5. Step 5: Solve for x
    x = 4,312,247,873,973,264/30,261,834
  6. Step 6: Final answer
    x = 142,497,902.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.