Home / 358,300,413.37-494,199,862.73-239,162,936.46

Finding the Fourth Proportional to 358,300,413.37, 494,199,862.73 and 239,162,936.46

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Solution

The fourth proportional to 358,300,413.37, 494,199,862.73 and 239,162,936.46 is: 329,874,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,300,413.37 : 494,199,862.73 = 239,162,936.46 : x
  2. Step 2: Convert to fraction form
    358,300,413.37/494,199,862.73 = 239,162,936.46/x
  3. Step 3: Cross multiply
    358,300,413.37x = 494,199,862.73 × 239,162,936.46
  4. Step 4: Simplify right side
    358,300,413.37x = 118,194,290,368,635,728
  5. Step 5: Solve for x
    x = 118,194,290,368,635,728/358,300,413.37
  6. Step 6: Final answer
    x = 329,874,836.75

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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.