Home / 204,919,879.20-307,273,530.60-75,460,851.60

Finding the Fourth Proportional to 204,919,879.20, 307,273,530.60 and 75,460,851.60

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Solution

The fourth proportional to 204,919,879.20, 307,273,530.60 and 75,460,851.60 is: 113,152,137.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,919,879.20 : 307,273,530.60 = 75,460,851.60 : x
  2. Step 2: Convert to fraction form
    204,919,879.20/307,273,530.60 = 75,460,851.60/x
  3. Step 3: Cross multiply
    204,919,879.20x = 307,273,530.60 × 75,460,851.60
  4. Step 4: Simplify right side
    204,919,879.20x = 23,187,122,293,214,660
  5. Step 5: Solve for x
    x = 23,187,122,293,214,660/204,919,879.20
  6. Step 6: Final answer
    x = 113,152,137.23

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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.