Home / 151,880,383.97-331,359,956.16

Finding the Third Proportional to 151,880,383.97 and 331,359,956.16

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Solution

The third proportional to 151,880,383.97 and 331,359,956.16 is: 722,933,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,880,383.97 : 331,359,956.16 = 331,359,956.16 : x
  2. Step 2: Convert to fraction form
    151,880,383.97/331,359,956.16 = 331,359,956.16/x
  3. Step 3: Cross multiply
    151,880,383.97x = 331,359,956.16 × 331,359,956.16
  4. Step 4: Simplify right side
    151,880,383.97x = 109,799,420,543,871,920
  5. Step 5: Solve for x
    x = 109,799,420,543,871,920/151,880,383.97
  6. Step 6: Final answer
    x = 722,933,519.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.