Home / 341,441,082.72-512,161,993.44-159,815,806.56

Finding the Fourth Proportional to 341,441,082.72, 512,161,993.44 and 159,815,806.56

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Solution

The fourth proportional to 341,441,082.72, 512,161,993.44 and 159,815,806.56 is: 239,723,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,441,082.72 : 512,161,993.44 = 159,815,806.56 : x
  2. Step 2: Convert to fraction form
    341,441,082.72/512,161,993.44 = 159,815,806.56/x
  3. Step 3: Cross multiply
    341,441,082.72x = 512,161,993.44 × 159,815,806.56
  4. Step 4: Simplify right side
    341,441,082.72x = 81,851,582,070,991,024
  5. Step 5: Solve for x
    x = 81,851,582,070,991,024/341,441,082.72
  6. Step 6: Final answer
    x = 239,723,882.72

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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.