Home / 173,179,413.54-238,896,983.75-107,078,781.96

Finding the Fourth Proportional to 173,179,413.54, 238,896,983.75 and 107,078,781.96

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Solution

The fourth proportional to 173,179,413.54, 238,896,983.75 and 107,078,781.96 is: 147,712,695.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,179,413.54 : 238,896,983.75 = 107,078,781.96 : x
  2. Step 2: Convert to fraction form
    173,179,413.54/238,896,983.75 = 107,078,781.96/x
  3. Step 3: Cross multiply
    173,179,413.54x = 238,896,983.75 × 107,078,781.96
  4. Step 4: Simplify right side
    173,179,413.54x = 25,580,798,033,332,520
  5. Step 5: Solve for x
    x = 25,580,798,033,332,520/173,179,413.54
  6. Step 6: Final answer
    x = 147,712,695.81

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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.