Home / 205,190,914.38-283,157,976.75-117,083,311.26

Finding the Fourth Proportional to 205,190,914.38, 283,157,976.75 and 117,083,311.26

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Solution

The fourth proportional to 205,190,914.38, 283,157,976.75 and 117,083,311.26 is: 161,571,839.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,190,914.38 : 283,157,976.75 = 117,083,311.26 : x
  2. Step 2: Convert to fraction form
    205,190,914.38/283,157,976.75 = 117,083,311.26/x
  3. Step 3: Cross multiply
    205,190,914.38x = 283,157,976.75 × 117,083,311.26
  4. Step 4: Simplify right side
    205,190,914.38x = 33,153,073,527,572,096
  5. Step 5: Solve for x
    x = 33,153,073,527,572,096/205,190,914.38
  6. Step 6: Final answer
    x = 161,571,839.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.