Home / 225,504,010.80-338,256,016.20-157,479,562.80

Finding the Fourth Proportional to 225,504,010.80, 338,256,016.20 and 157,479,562.80

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Solution

The fourth proportional to 225,504,010.80, 338,256,016.20 and 157,479,562.80 is: 236,219,344.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,504,010.80 : 338,256,016.20 = 157,479,562.80 : x
  2. Step 2: Convert to fraction form
    225,504,010.80/338,256,016.20 = 157,479,562.80/x
  3. Step 3: Cross multiply
    225,504,010.80x = 338,256,016.20 × 157,479,562.80
  4. Step 4: Simplify right side
    225,504,010.80x = 53,268,409,545,645,720
  5. Step 5: Solve for x
    x = 53,268,409,545,645,720/225,504,010.80
  6. Step 6: Final answer
    x = 236,219,344.20

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1.5x scale

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.