Home / 394,340,239.54-541,339,868.39-338,488,696.88

Finding the Fourth Proportional to 394,340,239.54, 541,339,868.39 and 338,488,696.88

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Solution

The fourth proportional to 394,340,239.54, 541,339,868.39 and 338,488,696.88 is: 464,668,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,340,239.54 : 541,339,868.39 = 338,488,696.88 : x
  2. Step 2: Convert to fraction form
    394,340,239.54/541,339,868.39 = 338,488,696.88/x
  3. Step 3: Cross multiply
    394,340,239.54x = 541,339,868.39 × 338,488,696.88
  4. Step 4: Simplify right side
    394,340,239.54x = 183,237,426,620,521,792
  5. Step 5: Solve for x
    x = 183,237,426,620,521,792/394,340,239.54
  6. Step 6: Final answer
    x = 464,668,345.37

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.