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Finding the Fourth Proportional to 599,103,674.70, 898,655,512.05 and 392,479,413.90

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Solution

The fourth proportional to 599,103,674.70, 898,655,512.05 and 392,479,413.90 is: 588,719,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,103,674.70 : 898,655,512.05 = 392,479,413.90 : x
  2. Step 2: Convert to fraction form
    599,103,674.70/898,655,512.05 = 392,479,413.90/x
  3. Step 3: Cross multiply
    599,103,674.70x = 898,655,512.05 × 392,479,413.90
  4. Step 4: Simplify right side
    599,103,674.70x = 352,703,788,667,388,352
  5. Step 5: Solve for x
    x = 352,703,788,667,388,352/599,103,674.70
  6. Step 6: Final answer
    x = 588,719,120.85

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