Home / 498,191,413.83-687,504,124.83-269,046,165.21

Finding the Fourth Proportional to 498,191,413.83, 687,504,124.83 and 269,046,165.21

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Solution

The fourth proportional to 498,191,413.83, 687,504,124.83 and 269,046,165.21 is: 371,283,693.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,191,413.83 : 687,504,124.83 = 269,046,165.21 : x
  2. Step 2: Convert to fraction form
    498,191,413.83/687,504,124.83 = 269,046,165.21/x
  3. Step 3: Cross multiply
    498,191,413.83x = 687,504,124.83 × 269,046,165.21
  4. Step 4: Simplify right side
    498,191,413.83x = 184,970,348,351,568,640
  5. Step 5: Solve for x
    x = 184,970,348,351,568,640/498,191,413.83
  6. Step 6: Final answer
    x = 371,283,693.81

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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.