Home / 494,214,051.92-741,364,163.03-162,121,491.77

Finding the Fourth Proportional to 494,214,051.92, 741,364,163.03 and 162,121,491.77

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Solution

The fourth proportional to 494,214,051.92, 741,364,163.03 and 162,121,491.77 is: 243,196,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,214,051.92 : 741,364,163.03 = 162,121,491.77 : x
  2. Step 2: Convert to fraction form
    494,214,051.92/741,364,163.03 = 162,121,491.77/x
  3. Step 3: Cross multiply
    494,214,051.92x = 741,364,163.03 × 162,121,491.77
  4. Step 4: Simplify right side
    494,214,051.92x = 120,191,064,051,939,568
  5. Step 5: Solve for x
    x = 120,191,064,051,939,568/494,214,051.92
  6. Step 6: Final answer
    x = 243,196,371.26

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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.