Home / 165,924,512.40-248,886,768.60-149,485,270.80

Finding the Fourth Proportional to 165,924,512.40, 248,886,768.60 and 149,485,270.80

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Solution

The fourth proportional to 165,924,512.40, 248,886,768.60 and 149,485,270.80 is: 224,227,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,924,512.40 : 248,886,768.60 = 149,485,270.80 : x
  2. Step 2: Convert to fraction form
    165,924,512.40/248,886,768.60 = 149,485,270.80/x
  3. Step 3: Cross multiply
    165,924,512.40x = 248,886,768.60 × 149,485,270.80
  4. Step 4: Simplify right side
    165,924,512.40x = 37,204,906,002,707,936
  5. Step 5: Solve for x
    x = 37,204,906,002,707,936/165,924,512.40
  6. Step 6: Final answer
    x = 224,227,906.20

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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.