Home / 198,888,799.61-274,472,739.34-114,131,439.65

Finding the Fourth Proportional to 198,888,799.61, 274,472,739.34 and 114,131,439.65

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Solution

The fourth proportional to 198,888,799.61, 274,472,739.34 and 114,131,439.65 is: 157,504,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,888,799.61 : 274,472,739.34 = 114,131,439.65 : x
  2. Step 2: Convert to fraction form
    198,888,799.61/274,472,739.34 = 114,131,439.65/x
  3. Step 3: Cross multiply
    198,888,799.61x = 274,472,739.34 × 114,131,439.65
  4. Step 4: Simplify right side
    198,888,799.61x = 31,325,968,885,954,244
  5. Step 5: Solve for x
    x = 31,325,968,885,954,244/198,888,799.61
  6. Step 6: Final answer
    x = 157,504,942.19

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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.