Home / 848,667,993.48-1,273,002,343.20-381,784,079.97

Finding the Fourth Proportional to 848,667,993.48, 1,273,002,343.20 and 381,784,079.97

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Solution

The fourth proportional to 848,667,993.48, 1,273,002,343.20 and 381,784,079.97 is: 572,676,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,667,993.48 : 1,273,002,343.20 = 381,784,079.97 : x
  2. Step 2: Convert to fraction form
    848,667,993.48/1,273,002,343.20 = 381,784,079.97/x
  3. Step 3: Cross multiply
    848,667,993.48x = 1,273,002,343.20 × 381,784,079.97
  4. Step 4: Simplify right side
    848,667,993.48x = 486,012,028,398,266,240
  5. Step 5: Solve for x
    x = 486,012,028,398,266,240/848,667,993.48
  6. Step 6: Final answer
    x = 572,676,278.75

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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.