Home / 359,900,382.78-496,662,407.16-194,887,952.28

Finding the Fourth Proportional to 359,900,382.78, 496,662,407.16 and 194,887,952.28

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Solution

The fourth proportional to 359,900,382.78, 496,662,407.16 and 194,887,952.28 is: 268,945,308.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,900,382.78 : 496,662,407.16 = 194,887,952.28 : x
  2. Step 2: Convert to fraction form
    359,900,382.78/496,662,407.16 = 194,887,952.28/x
  3. Step 3: Cross multiply
    359,900,382.78x = 496,662,407.16 × 194,887,952.28
  4. Step 4: Simplify right side
    359,900,382.78x = 96,793,519,505,868,016
  5. Step 5: Solve for x
    x = 96,793,519,505,868,016/359,900,382.78
  6. Step 6: Final answer
    x = 268,945,308.58

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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.