Home / 489,216,108.80-733,824,163.20-451,802,662.40

Finding the Fourth Proportional to 489,216,108.80, 733,824,163.20 and 451,802,662.40

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Solution

The fourth proportional to 489,216,108.80, 733,824,163.20 and 451,802,662.40 is: 677,703,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,216,108.80 : 733,824,163.20 = 451,802,662.40 : x
  2. Step 2: Convert to fraction form
    489,216,108.80/733,824,163.20 = 451,802,662.40/x
  3. Step 3: Cross multiply
    489,216,108.80x = 733,824,163.20 × 451,802,662.40
  4. Step 4: Simplify right side
    489,216,108.80x = 331,543,710,667,212,096
  5. Step 5: Solve for x
    x = 331,543,710,667,212,096/489,216,108.80
  6. Step 6: Final answer
    x = 677,703,993.60

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