Home / 199,270,244.94-275,047,633.75-115,665,310.43

Finding the Fourth Proportional to 199,270,244.94, 275,047,633.75 and 115,665,310.43

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Solution

The fourth proportional to 199,270,244.94, 275,047,633.75 and 115,665,310.43 is: 159,649,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,270,244.94 : 275,047,633.75 = 115,665,310.43 : x
  2. Step 2: Convert to fraction form
    199,270,244.94/275,047,633.75 = 115,665,310.43/x
  3. Step 3: Cross multiply
    199,270,244.94x = 275,047,633.75 × 115,665,310.43
  4. Step 4: Simplify right side
    199,270,244.94x = 31,813,469,940,314,012
  5. Step 5: Solve for x
    x = 31,813,469,940,314,012/199,270,244.94
  6. Step 6: Final answer
    x = 159,649,876.23

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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.