Home / 366,307,366.20-505,393,932.78-219,576,112.44

Finding the Fourth Proportional to 366,307,366.20, 505,393,932.78 and 219,576,112.44

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Solution

The fourth proportional to 366,307,366.20, 505,393,932.78 and 219,576,112.44 is: 302,948,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,307,366.20 : 505,393,932.78 = 219,576,112.44 : x
  2. Step 2: Convert to fraction form
    366,307,366.20/505,393,932.78 = 219,576,112.44/x
  3. Step 3: Cross multiply
    366,307,366.20x = 505,393,932.78 × 219,576,112.44
  4. Step 4: Simplify right side
    366,307,366.20x = 110,972,435,010,595,072
  5. Step 5: Solve for x
    x = 110,972,435,010,595,072/366,307,366.20
  6. Step 6: Final answer
    x = 302,948,958.31

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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.