Home / 196,681,195.89-271,412,936.73-108,573,302.52

Finding the Fourth Proportional to 196,681,195.89, 271,412,936.73 and 108,573,302.52

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Solution

The fourth proportional to 196,681,195.89, 271,412,936.73 and 108,573,302.52 is: 149,827,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,681,195.89 : 271,412,936.73 = 108,573,302.52 : x
  2. Step 2: Convert to fraction form
    196,681,195.89/271,412,936.73 = 108,573,302.52/x
  3. Step 3: Cross multiply
    196,681,195.89x = 271,412,936.73 × 108,573,302.52
  4. Step 4: Simplify right side
    196,681,195.89x = 29,468,198,887,427,912
  5. Step 5: Solve for x
    x = 29,468,198,887,427,912/196,681,195.89
  6. Step 6: Final answer
    x = 149,827,230.58

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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.