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Finding the Third Proportional to 136,215,466 and 302,664,020

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Solution

The third proportional to 136,215,466 and 302,664,020 is: 672,504,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,215,466 : 302,664,020 = 302,664,020 : x
  2. Step 2: Convert to fraction form
    136,215,466/302,664,020 = 302,664,020/x
  3. Step 3: Cross multiply
    136,215,466x = 302,664,020 × 302,664,020
  4. Step 4: Simplify right side
    136,215,466x = 91,605,509,002,560,400
  5. Step 5: Solve for x
    x = 91,605,509,002,560,400/136,215,466
  6. Step 6: Final answer
    x = 672,504,464.38

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.