Home / 548,986,046.32-823,505,553.78-180,512,840.80

Finding the Fourth Proportional to 548,986,046.32, 823,505,553.78 and 180,512,840.80

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Solution

The fourth proportional to 548,986,046.32, 823,505,553.78 and 180,512,840.80 is: 270,777,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,986,046.32 : 823,505,553.78 = 180,512,840.80 : x
  2. Step 2: Convert to fraction form
    548,986,046.32/823,505,553.78 = 180,512,840.80/x
  3. Step 3: Cross multiply
    548,986,046.32x = 823,505,553.78 × 180,512,840.80
  4. Step 4: Simplify right side
    548,986,046.32x = 148,653,326,927,404,992
  5. Step 5: Solve for x
    x = 148,653,326,927,404,992/548,986,046.32
  6. Step 6: Final answer
    x = 270,777,969.54

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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.