Home / 196,681,209.92-271,412,956.08-108,573,316.56

Finding the Fourth Proportional to 196,681,209.92, 271,412,956.08 and 108,573,316.56

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Solution

The fourth proportional to 196,681,209.92, 271,412,956.08 and 108,573,316.56 is: 149,827,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,681,209.92 : 271,412,956.08 = 108,573,316.56 : x
  2. Step 2: Convert to fraction form
    196,681,209.92/271,412,956.08 = 108,573,316.56/x
  3. Step 3: Cross multiply
    196,681,209.92x = 271,412,956.08 × 108,573,316.56
  4. Step 4: Simplify right side
    196,681,209.92x = 29,468,204,798,959,216
  5. Step 5: Solve for x
    x = 29,468,204,798,959,216/196,681,209.92
  6. Step 6: Final answer
    x = 149,827,249.95

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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.