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Finding the Third Proportional to 13,818,761,412 and 29,839,482,172

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Solution

The third proportional to 13,818,761,412 and 29,839,482,172 is: 64,433,755,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,761,412 : 29,839,482,172 = 29,839,482,172 : x
  2. Step 2: Convert to fraction form
    13,818,761,412/29,839,482,172 = 29,839,482,172/x
  3. Step 3: Cross multiply
    13,818,761,412x = 29,839,482,172 × 29,839,482,172
  4. Step 4: Simplify right side
    13,818,761,412x = 890,394,696,293,105,795,072
  5. Step 5: Solve for x
    x = 890,394,696,293,105,795,072/13,818,761,412
  6. Step 6: Final answer
    x = 64,433,755,656.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.