Home / 196,664,381.28-271,396,900.48-108,558,436.36

Finding the Fourth Proportional to 196,664,381.28, 271,396,900.48 and 108,558,436.36

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Solution

The fourth proportional to 196,664,381.28, 271,396,900.48 and 108,558,436.36 is: 149,810,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,664,381.28 : 271,396,900.48 = 108,558,436.36 : x
  2. Step 2: Convert to fraction form
    196,664,381.28/271,396,900.48 = 108,558,436.36/x
  3. Step 3: Cross multiply
    196,664,381.28x = 271,396,900.48 × 108,558,436.36
  4. Step 4: Simplify right side
    196,664,381.28x = 29,462,423,149,059,336
  5. Step 5: Solve for x
    x = 29,462,423,149,059,336/196,664,381.28
  6. Step 6: Final answer
    x = 149,810,672.16

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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.