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Finding the Third Proportional to 158,728,078.50 and 323,833,419

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Solution

The third proportional to 158,728,078.50 and 323,833,419 is: 660,677,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,728,078.50 : 323,833,419 = 323,833,419 : x
  2. Step 2: Convert to fraction form
    158,728,078.50/323,833,419 = 323,833,419/x
  3. Step 3: Cross multiply
    158,728,078.50x = 323,833,419 × 323,833,419
  4. Step 4: Simplify right side
    158,728,078.50x = 104,868,083,261,229,568
  5. Step 5: Solve for x
    x = 104,868,083,261,229,568/158,728,078.50
  6. Step 6: Final answer
    x = 660,677,583.02

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.