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Finding the Third Proportional to 178,035,653 and 379,587,388

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Solution

The third proportional to 178,035,653 and 379,587,388 is: 809,313,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,035,653 : 379,587,388 = 379,587,388 : x
  2. Step 2: Convert to fraction form
    178,035,653/379,587,388 = 379,587,388/x
  3. Step 3: Cross multiply
    178,035,653x = 379,587,388 × 379,587,388
  4. Step 4: Simplify right side
    178,035,653x = 144,086,585,128,662,544
  5. Step 5: Solve for x
    x = 144,086,585,128,662,544/178,035,653
  6. Step 6: Final answer
    x = 809,313,093.76

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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.