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Finding the Fourth Proportional to 224,640,840.80, 336,394,390.80 and 179,291,208.80

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Solution

The fourth proportional to 224,640,840.80, 336,394,390.80 and 179,291,208.80 is: 268,484,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,640,840.80 : 336,394,390.80 = 179,291,208.80 : x
  2. Step 2: Convert to fraction form
    224,640,840.80/336,394,390.80 = 179,291,208.80/x
  3. Step 3: Cross multiply
    224,640,840.80x = 336,394,390.80 × 179,291,208.80
  4. Step 4: Simplify right side
    224,640,840.80x = 60,312,556,960,071,608
  5. Step 5: Solve for x
    x = 60,312,556,960,071,608/224,640,840.80
  6. Step 6: Final answer
    x = 268,484,380.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.