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Finding the Third Proportional to 204,196,878 and 308,726,586

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Solution

The third proportional to 204,196,878 and 308,726,586 is: 466,765,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,196,878 : 308,726,586 = 308,726,586 : x
  2. Step 2: Convert to fraction form
    204,196,878/308,726,586 = 308,726,586/x
  3. Step 3: Cross multiply
    204,196,878x = 308,726,586 × 308,726,586
  4. Step 4: Simplify right side
    204,196,878x = 95,312,104,903,215,392
  5. Step 5: Solve for x
    x = 95,312,104,903,215,392/204,196,878
  6. Step 6: Final answer
    x = 466,765,730.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.