Home / 89,990,276.94-134,992,413.81-29,412,126.54

Finding the Fourth Proportional to 89,990,276.94, 134,992,413.81 and 29,412,126.54

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Solution

The fourth proportional to 89,990,276.94, 134,992,413.81 and 29,412,126.54 is: 44,120,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,990,276.94 : 134,992,413.81 = 29,412,126.54 : x
  2. Step 2: Convert to fraction form
    89,990,276.94/134,992,413.81 = 29,412,126.54/x
  3. Step 3: Cross multiply
    89,990,276.94x = 134,992,413.81 × 29,412,126.54
  4. Step 4: Simplify right side
    89,990,276.94x = 3,970,413,956,919,763.50
  5. Step 5: Solve for x
    x = 3,970,413,956,919,763.50/89,990,276.94
  6. Step 6: Final answer
    x = 44,120,477.14

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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.