Home / 395,224,932.80-545,231,559.65-238,541,954.24

Finding the Fourth Proportional to 395,224,932.80, 545,231,559.65 and 238,541,954.24

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Solution

The fourth proportional to 395,224,932.80, 545,231,559.65 and 238,541,954.24 is: 329,079,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,224,932.80 : 545,231,559.65 = 238,541,954.24 : x
  2. Step 2: Convert to fraction form
    395,224,932.80/545,231,559.65 = 238,541,954.24/x
  3. Step 3: Cross multiply
    395,224,932.80x = 545,231,559.65 × 238,541,954.24
  4. Step 4: Simplify right side
    395,224,932.80x = 130,060,601,752,404,496
  5. Step 5: Solve for x
    x = 130,060,601,752,404,496/395,224,932.80
  6. Step 6: Final answer
    x = 329,079,951.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.