Home / 213,782,642.20-320,673,963.30-183,171,640.60

Finding the Fourth Proportional to 213,782,642.20, 320,673,963.30 and 183,171,640.60

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Solution

The fourth proportional to 213,782,642.20, 320,673,963.30 and 183,171,640.60 is: 274,757,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,782,642.20 : 320,673,963.30 = 183,171,640.60 : x
  2. Step 2: Convert to fraction form
    213,782,642.20/320,673,963.30 = 183,171,640.60/x
  3. Step 3: Cross multiply
    213,782,642.20x = 320,673,963.30 × 183,171,640.60
  4. Step 4: Simplify right side
    213,782,642.20x = 58,738,375,955,365,192
  5. Step 5: Solve for x
    x = 58,738,375,955,365,192/213,782,642.20
  6. Step 6: Final answer
    x = 274,757,460.90

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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.