Home / 262,037,796.12-393,107,082.66-100,467,135

Finding the Fourth Proportional to 262,037,796.12, 393,107,082.66 and 100,467,135

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Solution

The fourth proportional to 262,037,796.12, 393,107,082.66 and 100,467,135 is: 150,720,021.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,037,796.12 : 393,107,082.66 = 100,467,135 : x
  2. Step 2: Convert to fraction form
    262,037,796.12/393,107,082.66 = 100,467,135/x
  3. Step 3: Cross multiply
    262,037,796.12x = 393,107,082.66 × 100,467,135
  4. Step 4: Simplify right side
    262,037,796.12x = 39,494,342,343,058,384
  5. Step 5: Solve for x
    x = 39,494,342,343,058,384/262,037,796.12
  6. Step 6: Final answer
    x = 150,720,021.80

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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.