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Finding the Third Proportional to 178,035,656 and 379,587,392

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Solution

The third proportional to 178,035,656 and 379,587,392 is: 809,313,097.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,035,656 : 379,587,392 = 379,587,392 : x
  2. Step 2: Convert to fraction form
    178,035,656/379,587,392 = 379,587,392/x
  3. Step 3: Cross multiply
    178,035,656x = 379,587,392 × 379,587,392
  4. Step 4: Simplify right side
    178,035,656x = 144,086,588,165,361,664
  5. Step 5: Solve for x
    x = 144,086,588,165,361,664/178,035,656
  6. Step 6: Final answer
    x = 809,313,097.18

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.