Home / 199,440,319.50-298,061,255.25

Finding the Third Proportional to 199,440,319.50 and 298,061,255.25

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Solution

The third proportional to 199,440,319.50 and 298,061,255.25 is: 445,449,105.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,440,319.50 : 298,061,255.25 = 298,061,255.25 : x
  2. Step 2: Convert to fraction form
    199,440,319.50/298,061,255.25 = 298,061,255.25/x
  3. Step 3: Cross multiply
    199,440,319.50x = 298,061,255.25 × 298,061,255.25
  4. Step 4: Simplify right side
    199,440,319.50x = 88,840,511,881,205,648
  5. Step 5: Solve for x
    x = 88,840,511,881,205,648/199,440,319.50
  6. Step 6: Final answer
    x = 445,449,105.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.