Home / 468,998,723.92-703,504,072.86-123,949,369.84

Finding the Fourth Proportional to 468,998,723.92, 703,504,072.86 and 123,949,369.84

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Solution

The fourth proportional to 468,998,723.92, 703,504,072.86 and 123,949,369.84 is: 185,925,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,998,723.92 : 703,504,072.86 = 123,949,369.84 : x
  2. Step 2: Convert to fraction form
    468,998,723.92/703,504,072.86 = 123,949,369.84/x
  3. Step 3: Cross multiply
    468,998,723.92x = 703,504,072.86 × 123,949,369.84
  4. Step 4: Simplify right side
    468,998,723.92x = 87,198,886,510,870,448
  5. Step 5: Solve for x
    x = 87,198,886,510,870,448/468,998,723.92
  6. Step 6: Final answer
    x = 185,925,637.03

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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.