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Finding the Third Proportional to 39,930,464 and 85,913,452

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Solution

The third proportional to 39,930,464 and 85,913,452 is: 184,849,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,930,464 : 85,913,452 = 85,913,452 : x
  2. Step 2: Convert to fraction form
    39,930,464/85,913,452 = 85,913,452/x
  3. Step 3: Cross multiply
    39,930,464x = 85,913,452 × 85,913,452
  4. Step 4: Simplify right side
    39,930,464x = 7,381,121,234,556,304
  5. Step 5: Solve for x
    x = 7,381,121,234,556,304/39,930,464
  6. Step 6: Final answer
    x = 184,849,373.01

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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.