Home / 213,734,082.03-320,808,439.58-103,147,576.38

Finding the Fourth Proportional to 213,734,082.03, 320,808,439.58 and 103,147,576.38

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Solution

The fourth proportional to 213,734,082.03, 320,808,439.58 and 103,147,576.38 is: 154,821,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,734,082.03 : 320,808,439.58 = 103,147,576.38 : x
  2. Step 2: Convert to fraction form
    213,734,082.03/320,808,439.58 = 103,147,576.38/x
  3. Step 3: Cross multiply
    213,734,082.03x = 320,808,439.58 × 103,147,576.38
  4. Step 4: Simplify right side
    213,734,082.03x = 33,090,613,023,322,620
  5. Step 5: Solve for x
    x = 33,090,613,023,322,620/213,734,082.03
  6. Step 6: Final answer
    x = 154,821,415.05

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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.