Home / 198,270,456.75-429,480,049.50

Finding the Third Proportional to 198,270,456.75 and 429,480,049.50

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Solution

The third proportional to 198,270,456.75 and 429,480,049.50 is: 930,310,626.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,270,456.75 : 429,480,049.50 = 429,480,049.50 : x
  2. Step 2: Convert to fraction form
    198,270,456.75/429,480,049.50 = 429,480,049.50/x
  3. Step 3: Cross multiply
    198,270,456.75x = 429,480,049.50 × 429,480,049.50
  4. Step 4: Simplify right side
    198,270,456.75x = 184,453,112,918,522,464
  5. Step 5: Solve for x
    x = 184,453,112,918,522,464/198,270,456.75
  6. Step 6: Final answer
    x = 930,310,626.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.