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Finding the Third Proportional to 54,821,624 and 121,897,858

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Solution

The third proportional to 54,821,624 and 121,897,858 is: 271,044,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,821,624 : 121,897,858 = 121,897,858 : x
  2. Step 2: Convert to fraction form
    54,821,624/121,897,858 = 121,897,858/x
  3. Step 3: Cross multiply
    54,821,624x = 121,897,858 × 121,897,858
  4. Step 4: Simplify right side
    54,821,624x = 14,859,087,784,988,164
  5. Step 5: Solve for x
    x = 14,859,087,784,988,164/54,821,624
  6. Step 6: Final answer
    x = 271,044,283.27

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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.