Home / 1,392,993,906.46-2,090,410,226.79-738,404,616.22

Finding the Fourth Proportional to 1,392,993,906.46, 2,090,410,226.79 and 738,404,616.22

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Solution

The fourth proportional to 1,392,993,906.46, 2,090,410,226.79 and 738,404,616.22 is: 1,108,094,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,993,906.46 : 2,090,410,226.79 = 738,404,616.22 : x
  2. Step 2: Convert to fraction form
    1,392,993,906.46/2,090,410,226.79 = 738,404,616.22/x
  3. Step 3: Cross multiply
    1,392,993,906.46x = 2,090,410,226.79 × 738,404,616.22
  4. Step 4: Simplify right side
    1,392,993,906.46x = 1,543,568,561,255,233,024
  5. Step 5: Solve for x
    x = 1,543,568,561,255,233,024/1,392,993,906.46
  6. Step 6: Final answer
    x = 1,108,094,266.67

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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.