Home / 119,040,078.40-178,560,117.60-50,889,659.20

Finding the Fourth Proportional to 119,040,078.40, 178,560,117.60 and 50,889,659.20

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Solution

The fourth proportional to 119,040,078.40, 178,560,117.60 and 50,889,659.20 is: 76,334,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,040,078.40 : 178,560,117.60 = 50,889,659.20 : x
  2. Step 2: Convert to fraction form
    119,040,078.40/178,560,117.60 = 50,889,659.20/x
  3. Step 3: Cross multiply
    119,040,078.40x = 178,560,117.60 × 50,889,659.20
  4. Step 4: Simplify right side
    119,040,078.40x = 9,086,863,531,375,922
  5. Step 5: Solve for x
    x = 9,086,863,531,375,922/119,040,078.40
  6. Step 6: Final answer
    x = 76,334,488.80

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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.