Home / 199,058,497.31-298,587,778.88

Finding the Third Proportional to 199,058,497.31 and 298,587,778.88

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Solution

The third proportional to 199,058,497.31 and 298,587,778.88 is: 447,881,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,058,497.31 : 298,587,778.88 = 298,587,778.88 : x
  2. Step 2: Convert to fraction form
    199,058,497.31/298,587,778.88 = 298,587,778.88/x
  3. Step 3: Cross multiply
    199,058,497.31x = 298,587,778.88 × 298,587,778.88
  4. Step 4: Simplify right side
    199,058,497.31x = 89,154,661,693,505,904
  5. Step 5: Solve for x
    x = 89,154,661,693,505,904/199,058,497.31
  6. Step 6: Final answer
    x = 447,881,717.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.