Home / 165,902,334.80-248,853,502.20-149,778,021.20

Finding the Fourth Proportional to 165,902,334.80, 248,853,502.20 and 149,778,021.20

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Solution

The fourth proportional to 165,902,334.80, 248,853,502.20 and 149,778,021.20 is: 224,667,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,902,334.80 : 248,853,502.20 = 149,778,021.20 : x
  2. Step 2: Convert to fraction form
    165,902,334.80/248,853,502.20 = 149,778,021.20/x
  3. Step 3: Cross multiply
    165,902,334.80x = 248,853,502.20 × 149,778,021.20
  4. Step 4: Simplify right side
    165,902,334.80x = 37,272,785,128,205,840
  5. Step 5: Solve for x
    x = 37,272,785,128,205,840/165,902,334.80
  6. Step 6: Final answer
    x = 224,667,031.80

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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.