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Finding the Third Proportional to 85,504,331 and 190,088,374

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Solution

The third proportional to 85,504,331 and 190,088,374 is: 422,593,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,504,331 : 190,088,374 = 190,088,374 : x
  2. Step 2: Convert to fraction form
    85,504,331/190,088,374 = 190,088,374/x
  3. Step 3: Cross multiply
    85,504,331x = 190,088,374 × 190,088,374
  4. Step 4: Simplify right side
    85,504,331x = 36,133,589,929,963,872
  5. Step 5: Solve for x
    x = 36,133,589,929,963,872/85,504,331
  6. Step 6: Final answer
    x = 422,593,680.43

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.