Home / 195,680,201.95-270,022,626.84-115,199,419.34

Finding the Fourth Proportional to 195,680,201.95, 270,022,626.84 and 115,199,419.34

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Solution

The fourth proportional to 195,680,201.95, 270,022,626.84 and 115,199,419.34 is: 158,965,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,680,201.95 : 270,022,626.84 = 115,199,419.34 : x
  2. Step 2: Convert to fraction form
    195,680,201.95/270,022,626.84 = 115,199,419.34/x
  3. Step 3: Cross multiply
    195,680,201.95x = 270,022,626.84 × 115,199,419.34
  4. Step 4: Simplify right side
    195,680,201.95x = 31,106,449,820,629,496
  5. Step 5: Solve for x
    x = 31,106,449,820,629,496/195,680,201.95
  6. Step 6: Final answer
    x = 158,965,748.76

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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.