Home / 129,940,302.12-194,910,785.46-32,896,020.09

Finding the Fourth Proportional to 129,940,302.12, 194,910,785.46 and 32,896,020.09

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Solution

The fourth proportional to 129,940,302.12, 194,910,785.46 and 32,896,020.09 is: 49,344,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,940,302.12 : 194,910,785.46 = 32,896,020.09 : x
  2. Step 2: Convert to fraction form
    129,940,302.12/194,910,785.46 = 32,896,020.09/x
  3. Step 3: Cross multiply
    129,940,302.12x = 194,910,785.46 × 32,896,020.09
  4. Step 4: Simplify right side
    129,940,302.12x = 6,411,789,114,568,219
  5. Step 5: Solve for x
    x = 6,411,789,114,568,219/129,940,302.12
  6. Step 6: Final answer
    x = 49,344,114.26

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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.