Home / 167,974,646.88-251,870,793.84-75,750,479.40

Finding the Fourth Proportional to 167,974,646.88, 251,870,793.84 and 75,750,479.40

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Solution

The fourth proportional to 167,974,646.88, 251,870,793.84 and 75,750,479.40 is: 113,584,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,974,646.88 : 251,870,793.84 = 75,750,479.40 : x
  2. Step 2: Convert to fraction form
    167,974,646.88/251,870,793.84 = 75,750,479.40/x
  3. Step 3: Cross multiply
    167,974,646.88x = 251,870,793.84 × 75,750,479.40
  4. Step 4: Simplify right side
    167,974,646.88x = 19,079,333,380,238,568
  5. Step 5: Solve for x
    x = 19,079,333,380,238,568/167,974,646.88
  6. Step 6: Final answer
    x = 113,584,601.81

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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.