Home / 199,645,418.65-275,505,602.05-111,540,078.03

Finding the Fourth Proportional to 199,645,418.65, 275,505,602.05 and 111,540,078.03

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Solution

The fourth proportional to 199,645,418.65, 275,505,602.05 and 111,540,078.03 is: 153,922,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,645,418.65 : 275,505,602.05 = 111,540,078.03 : x
  2. Step 2: Convert to fraction form
    199,645,418.65/275,505,602.05 = 111,540,078.03/x
  3. Step 3: Cross multiply
    199,645,418.65x = 275,505,602.05 × 111,540,078.03
  4. Step 4: Simplify right side
    199,645,418.65x = 30,729,916,351,264,924
  5. Step 5: Solve for x
    x = 30,729,916,351,264,924/199,645,418.65
  6. Step 6: Final answer
    x = 153,922,471.95

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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.