Home / 284,339,226.54-426,508,839.81-68,928,474.54

Finding the Fourth Proportional to 284,339,226.54, 426,508,839.81 and 68,928,474.54

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Solution

The fourth proportional to 284,339,226.54, 426,508,839.81 and 68,928,474.54 is: 103,392,711.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,339,226.54 : 426,508,839.81 = 68,928,474.54 : x
  2. Step 2: Convert to fraction form
    284,339,226.54/426,508,839.81 = 68,928,474.54/x
  3. Step 3: Cross multiply
    284,339,226.54x = 426,508,839.81 × 68,928,474.54
  4. Step 4: Simplify right side
    284,339,226.54x = 29,398,603,705,928,528
  5. Step 5: Solve for x
    x = 29,398,603,705,928,528/284,339,226.54
  6. Step 6: Final answer
    x = 103,392,711.81

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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.