Home / 275,981,421.60-413,972,132.40-234,946,303.20

Finding the Fourth Proportional to 275,981,421.60, 413,972,132.40 and 234,946,303.20

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Solution

The fourth proportional to 275,981,421.60, 413,972,132.40 and 234,946,303.20 is: 352,419,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,981,421.60 : 413,972,132.40 = 234,946,303.20 : x
  2. Step 2: Convert to fraction form
    275,981,421.60/413,972,132.40 = 234,946,303.20/x
  3. Step 3: Cross multiply
    275,981,421.60x = 413,972,132.40 × 234,946,303.20
  4. Step 4: Simplify right side
    275,981,421.60x = 97,261,222,135,200,928
  5. Step 5: Solve for x
    x = 97,261,222,135,200,928/275,981,421.60
  6. Step 6: Final answer
    x = 352,419,454.80

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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.