Home / 267,605,728.68-401,419,478.46-127,474,148.52

Finding the Fourth Proportional to 267,605,728.68, 401,419,478.46 and 127,474,148.52

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Solution

The fourth proportional to 267,605,728.68, 401,419,478.46 and 127,474,148.52 is: 191,216,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,605,728.68 : 401,419,478.46 = 127,474,148.52 : x
  2. Step 2: Convert to fraction form
    267,605,728.68/401,419,478.46 = 127,474,148.52/x
  3. Step 3: Cross multiply
    267,605,728.68x = 401,419,478.46 × 127,474,148.52
  4. Step 4: Simplify right side
    267,605,728.68x = 51,170,606,216,030,976
  5. Step 5: Solve for x
    x = 51,170,606,216,030,976/267,605,728.68
  6. Step 6: Final answer
    x = 191,216,408.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.