Home / 258,940,217.60-388,410,326.40-105,502,630.40

Finding the Fourth Proportional to 258,940,217.60, 388,410,326.40 and 105,502,630.40

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Solution

The fourth proportional to 258,940,217.60, 388,410,326.40 and 105,502,630.40 is: 158,253,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,940,217.60 : 388,410,326.40 = 105,502,630.40 : x
  2. Step 2: Convert to fraction form
    258,940,217.60/388,410,326.40 = 105,502,630.40/x
  3. Step 3: Cross multiply
    258,940,217.60x = 388,410,326.40 × 105,502,630.40
  4. Step 4: Simplify right side
    258,940,217.60x = 40,978,311,109,722,560
  5. Step 5: Solve for x
    x = 40,978,311,109,722,560/258,940,217.60
  6. Step 6: Final answer
    x = 158,253,945.60

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