Home / 276,187,413.72-414,358,843.83-120,754,871.55

Finding the Fourth Proportional to 276,187,413.72, 414,358,843.83 and 120,754,871.55

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Solution

The fourth proportional to 276,187,413.72, 414,358,843.83 and 120,754,871.55 is: 181,166,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,187,413.72 : 414,358,843.83 = 120,754,871.55 : x
  2. Step 2: Convert to fraction form
    276,187,413.72/414,358,843.83 = 120,754,871.55/x
  3. Step 3: Cross multiply
    276,187,413.72x = 414,358,843.83 × 120,754,871.55
  4. Step 4: Simplify right side
    276,187,413.72x = 50,035,848,962,525,176
  5. Step 5: Solve for x
    x = 50,035,848,962,525,176/276,187,413.72
  6. Step 6: Final answer
    x = 181,166,289.54

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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.