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Finding the Third Proportional to 62,734,540 and 135,891,220

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Solution

The third proportional to 62,734,540 and 135,891,220 is: 294,358,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,734,540 : 135,891,220 = 135,891,220 : x
  2. Step 2: Convert to fraction form
    62,734,540/135,891,220 = 135,891,220/x
  3. Step 3: Cross multiply
    62,734,540x = 135,891,220 × 135,891,220
  4. Step 4: Simplify right side
    62,734,540x = 18,466,423,673,088,400
  5. Step 5: Solve for x
    x = 18,466,423,673,088,400/62,734,540
  6. Step 6: Final answer
    x = 294,358,158.57

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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.