Home / 196,681,195.66-271,412,935.77-108,573,302.02

Finding the Fourth Proportional to 196,681,195.66, 271,412,935.77 and 108,573,302.02

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Solution

The fourth proportional to 196,681,195.66, 271,412,935.77 and 108,573,302.02 is: 149,827,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,681,195.66 : 271,412,935.77 = 108,573,302.02 : x
  2. Step 2: Convert to fraction form
    196,681,195.66/271,412,935.77 = 108,573,302.02/x
  3. Step 3: Cross multiply
    196,681,195.66x = 271,412,935.77 × 108,573,302.02
  4. Step 4: Simplify right side
    196,681,195.66x = 29,468,198,647,491,068
  5. Step 5: Solve for x
    x = 29,468,198,647,491,068/196,681,195.66
  6. Step 6: Final answer
    x = 149,827,229.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.