Home / 308,389,003.60-461,674,642.20-270,125,251.60

Finding the Fourth Proportional to 308,389,003.60, 461,674,642.20 and 270,125,251.60

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Solution

The fourth proportional to 308,389,003.60, 461,674,642.20 and 270,125,251.60 is: 404,391,782.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,389,003.60 : 461,674,642.20 = 270,125,251.60 : x
  2. Step 2: Convert to fraction form
    308,389,003.60/461,674,642.20 = 270,125,251.60/x
  3. Step 3: Cross multiply
    308,389,003.60x = 461,674,642.20 × 270,125,251.60
  4. Step 4: Simplify right side
    308,389,003.60x = 124,709,978,881,614,992
  5. Step 5: Solve for x
    x = 124,709,978,881,614,992/308,389,003.60
  6. Step 6: Final answer
    x = 404,391,782.54

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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.