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Finding the Third Proportional to 18,180,940 and 38,883,464

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Solution

The third proportional to 18,180,940 and 38,883,464 is: 83,159,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180,940 : 38,883,464 = 38,883,464 : x
  2. Step 2: Convert to fraction form
    18,180,940/38,883,464 = 38,883,464/x
  3. Step 3: Cross multiply
    18,180,940x = 38,883,464 × 38,883,464
  4. Step 4: Simplify right side
    18,180,940x = 1,511,923,772,639,296
  5. Step 5: Solve for x
    x = 1,511,923,772,639,296/18,180,940
  6. Step 6: Final answer
    x = 83,159,824.11

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.