Home / 762,888,516.39-1,144,503,360.57-278,214,324.39

Finding the Fourth Proportional to 762,888,516.39, 1,144,503,360.57 and 278,214,324.39

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Solution

The fourth proportional to 762,888,516.39, 1,144,503,360.57 and 278,214,324.39 is: 417,383,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,888,516.39 : 1,144,503,360.57 = 278,214,324.39 : x
  2. Step 2: Convert to fraction form
    762,888,516.39/1,144,503,360.57 = 278,214,324.39/x
  3. Step 3: Cross multiply
    762,888,516.39x = 1,144,503,360.57 × 278,214,324.39
  4. Step 4: Simplify right side
    762,888,516.39x = 318,417,229,223,067,072
  5. Step 5: Solve for x
    x = 318,417,229,223,067,072/762,888,516.39
  6. Step 6: Final answer
    x = 417,383,696.81

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