Home / 370,798,194.97-511,468,754.57-219,984,076.85

Finding the Fourth Proportional to 370,798,194.97, 511,468,754.57 and 219,984,076.85

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Solution

The fourth proportional to 370,798,194.97, 511,468,754.57 and 219,984,076.85 is: 303,439,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,798,194.97 : 511,468,754.57 = 219,984,076.85 : x
  2. Step 2: Convert to fraction form
    370,798,194.97/511,468,754.57 = 219,984,076.85/x
  3. Step 3: Cross multiply
    370,798,194.97x = 511,468,754.57 × 219,984,076.85
  4. Step 4: Simplify right side
    370,798,194.97x = 112,514,981,811,740,608
  5. Step 5: Solve for x
    x = 112,514,981,811,740,608/370,798,194.97
  6. Step 6: Final answer
    x = 303,439,939.40

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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.