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Finding the Third Proportional to 159,957,949.50 and 331,258,491

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Solution

The third proportional to 159,957,949.50 and 331,258,491 is: 686,006,467.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,957,949.50 : 331,258,491 = 331,258,491 : x
  2. Step 2: Convert to fraction form
    159,957,949.50/331,258,491 = 331,258,491/x
  3. Step 3: Cross multiply
    159,957,949.50x = 331,258,491 × 331,258,491
  4. Step 4: Simplify right side
    159,957,949.50x = 109,732,187,859,597,088
  5. Step 5: Solve for x
    x = 109,732,187,859,597,088/159,957,949.50
  6. Step 6: Final answer
    x = 686,006,467.34

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.