Home / 361,754,920.80-542,632,381.20-224,005,413.60

Finding the Fourth Proportional to 361,754,920.80, 542,632,381.20 and 224,005,413.60

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Solution

The fourth proportional to 361,754,920.80, 542,632,381.20 and 224,005,413.60 is: 336,008,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,754,920.80 : 542,632,381.20 = 224,005,413.60 : x
  2. Step 2: Convert to fraction form
    361,754,920.80/542,632,381.20 = 224,005,413.60/x
  3. Step 3: Cross multiply
    361,754,920.80x = 542,632,381.20 × 224,005,413.60
  4. Step 4: Simplify right side
    361,754,920.80x = 121,552,590,983,458,864
  5. Step 5: Solve for x
    x = 121,552,590,983,458,864/361,754,920.80
  6. Step 6: Final answer
    x = 336,008,120.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.