Home / 208,047,078-287,101,449.12-115,225,592.94

Finding the Fourth Proportional to 208,047,078, 287,101,449.12 and 115,225,592.94

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Solution

The fourth proportional to 208,047,078, 287,101,449.12 and 115,225,592.94 is: 159,009,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,047,078 : 287,101,449.12 = 115,225,592.94 : x
  2. Step 2: Convert to fraction form
    208,047,078/287,101,449.12 = 115,225,592.94/x
  3. Step 3: Cross multiply
    208,047,078x = 287,101,449.12 × 115,225,592.94
  4. Step 4: Simplify right side
    208,047,078x = 33,081,434,708,785,240
  5. Step 5: Solve for x
    x = 33,081,434,708,785,240/208,047,078
  6. Step 6: Final answer
    x = 159,009,369.55

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