Home / 196,838,546.05-271,631,930.79-108,730,647.42

Finding the Fourth Proportional to 196,838,546.05, 271,631,930.79 and 108,730,647.42

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Solution

The fourth proportional to 196,838,546.05, 271,631,930.79 and 108,730,647.42 is: 150,045,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,838,546.05 : 271,631,930.79 = 108,730,647.42 : x
  2. Step 2: Convert to fraction form
    196,838,546.05/271,631,930.79 = 108,730,647.42/x
  3. Step 3: Cross multiply
    196,838,546.05x = 271,631,930.79 × 108,730,647.42
  4. Step 4: Simplify right side
    196,838,546.05x = 29,534,715,694,741,336
  5. Step 5: Solve for x
    x = 29,534,715,694,741,336/196,838,546.05
  6. Step 6: Final answer
    x = 150,045,386.37

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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.