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Finding the Third Proportional to 38,206,104 and 82,570,800

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Solution

The third proportional to 38,206,104 and 82,570,800 is: 178,451,511.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,206,104 : 82,570,800 = 82,570,800 : x
  2. Step 2: Convert to fraction form
    38,206,104/82,570,800 = 82,570,800/x
  3. Step 3: Cross multiply
    38,206,104x = 82,570,800 × 82,570,800
  4. Step 4: Simplify right side
    38,206,104x = 6,817,937,012,640,000
  5. Step 5: Solve for x
    x = 6,817,937,012,640,000/38,206,104
  6. Step 6: Final answer
    x = 178,451,511.64

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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.