Home / 262,691,777.70-394,037,666.55-165,945,896.10

Finding the Fourth Proportional to 262,691,777.70, 394,037,666.55 and 165,945,896.10

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Solution

The fourth proportional to 262,691,777.70, 394,037,666.55 and 165,945,896.10 is: 248,918,844.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,691,777.70 : 394,037,666.55 = 165,945,896.10 : x
  2. Step 2: Convert to fraction form
    262,691,777.70/394,037,666.55 = 165,945,896.10/x
  3. Step 3: Cross multiply
    262,691,777.70x = 394,037,666.55 × 165,945,896.10
  4. Step 4: Simplify right side
    262,691,777.70x = 65,388,933,672,792,744
  5. Step 5: Solve for x
    x = 65,388,933,672,792,744/262,691,777.70
  6. Step 6: Final answer
    x = 248,918,844.15

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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.