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Finding the Third Proportional to 103,673,564 and 222,732,565

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Solution

The third proportional to 103,673,564 and 222,732,565 is: 478,519,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673,564 : 222,732,565 = 222,732,565 : x
  2. Step 2: Convert to fraction form
    103,673,564/222,732,565 = 222,732,565/x
  3. Step 3: Cross multiply
    103,673,564x = 222,732,565 × 222,732,565
  4. Step 4: Simplify right side
    103,673,564x = 49,609,795,511,479,224
  5. Step 5: Solve for x
    x = 49,609,795,511,479,224/103,673,564
  6. Step 6: Final answer
    x = 478,519,244.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.