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Finding the Third Proportional to 131,471,354 and 204,383,577

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Solution

The third proportional to 131,471,354 and 204,383,577 is: 317,731,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,471,354 : 204,383,577 = 204,383,577 : x
  2. Step 2: Convert to fraction form
    131,471,354/204,383,577 = 204,383,577/x
  3. Step 3: Cross multiply
    131,471,354x = 204,383,577 × 204,383,577
  4. Step 4: Simplify right side
    131,471,354x = 41,772,646,547,314,928
  5. Step 5: Solve for x
    x = 41,772,646,547,314,928/131,471,354
  6. Step 6: Final answer
    x = 317,731,926.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.