Home / 5,016,858,003.87-6,921,569,472.11-2,843,988,673.78

Finding the Fourth Proportional to 5,016,858,003.87, 6,921,569,472.11 and 2,843,988,673.78

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Solution

The fourth proportional to 5,016,858,003.87, 6,921,569,472.11 and 2,843,988,673.78 is: 3,923,743,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016,858,003.87 : 6,921,569,472.11 = 2,843,988,673.78 : x
  2. Step 2: Convert to fraction form
    5,016,858,003.87/6,921,569,472.11 = 2,843,988,673.78/x
  3. Step 3: Cross multiply
    5,016,858,003.87x = 6,921,569,472.11 × 2,843,988,673.78
  4. Step 4: Simplify right side
    5,016,858,003.87x = 19,684,865,183,482,503,168
  5. Step 5: Solve for x
    x = 19,684,865,183,482,503,168/5,016,858,003.87
  6. Step 6: Final answer
    x = 3,923,743,739.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.