Home / 362,942,840,875.47-500,861,862,151.64-200,362,710,413.58

Finding the Fourth Proportional to 362,942,840,875.47, 500,861,862,151.64 and 200,362,710,413.58

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Solution

The fourth proportional to 362,942,840,875.47, 500,861,862,151.64 and 200,362,710,413.58 is: 276,500,949,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,942,840,875.47 : 500,861,862,151.64 = 200,362,710,413.58 : x
  2. Step 2: Convert to fraction form
    362,942,840,875.47/500,861,862,151.64 = 200,362,710,413.58/x
  3. Step 3: Cross multiply
    362,942,840,875.47x = 500,861,862,151.64 × 200,362,710,413.58
  4. Step 4: Simplify right side
    362,942,840,875.47x = 100,354,040,243,495,473,512,448
  5. Step 5: Solve for x
    x = 100,354,040,243,495,473,512,448/362,942,840,875.47
  6. Step 6: Final answer
    x = 276,500,949,850.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.