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Finding the Third Proportional to 222,339,678 and 482,953,872

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Solution

The third proportional to 222,339,678 and 482,953,872 is: 1,049,045,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,339,678 : 482,953,872 = 482,953,872 : x
  2. Step 2: Convert to fraction form
    222,339,678/482,953,872 = 482,953,872/x
  3. Step 3: Cross multiply
    222,339,678x = 482,953,872 × 482,953,872
  4. Step 4: Simplify right side
    222,339,678x = 233,244,442,479,792,384
  5. Step 5: Solve for x
    x = 233,244,442,479,792,384/222,339,678
  6. Step 6: Final answer
    x = 1,049,045,517.10

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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.