Home / 359,631,930.20-496,290,239.06-194,619,499.70

Finding the Fourth Proportional to 359,631,930.20, 496,290,239.06 and 194,619,499.70

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Solution

The fourth proportional to 359,631,930.20, 496,290,239.06 and 194,619,499.70 is: 268,573,922.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,631,930.20 : 496,290,239.06 = 194,619,499.70 : x
  2. Step 2: Convert to fraction form
    359,631,930.20/496,290,239.06 = 194,619,499.70/x
  3. Step 3: Cross multiply
    359,631,930.20x = 496,290,239.06 × 194,619,499.70
  4. Step 4: Simplify right side
    359,631,930.20x = 96,587,758,028,396,048
  5. Step 5: Solve for x
    x = 96,587,758,028,396,048/359,631,930.20
  6. Step 6: Final answer
    x = 268,573,922.17

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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.