Home / 128,130,344.46-192,228,277.86-37,253,933.46

Finding the Fourth Proportional to 128,130,344.46, 192,228,277.86 and 37,253,933.46

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Solution

The fourth proportional to 128,130,344.46, 192,228,277.86 and 37,253,933.46 is: 55,890,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,130,344.46 : 192,228,277.86 = 37,253,933.46 : x
  2. Step 2: Convert to fraction form
    128,130,344.46/192,228,277.86 = 37,253,933.46/x
  3. Step 3: Cross multiply
    128,130,344.46x = 192,228,277.86 × 37,253,933.46
  4. Step 4: Simplify right side
    128,130,344.46x = 7,161,259,472,526,832
  5. Step 5: Solve for x
    x = 7,161,259,472,526,832/128,130,344.46
  6. Step 6: Final answer
    x = 55,890,425.51

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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.