Home / 196,681,181.88-271,412,917.40-108,573,288.52

Finding the Fourth Proportional to 196,681,181.88, 271,412,917.40 and 108,573,288.52

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Solution

The fourth proportional to 196,681,181.88, 271,412,917.40 and 108,573,288.52 is: 149,827,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,681,181.88 : 271,412,917.40 = 108,573,288.52 : x
  2. Step 2: Convert to fraction form
    196,681,181.88/271,412,917.40 = 108,573,288.52/x
  3. Step 3: Cross multiply
    196,681,181.88x = 271,412,917.40 × 108,573,288.52
  4. Step 4: Simplify right side
    196,681,181.88x = 29,468,192,988,925,124
  5. Step 5: Solve for x
    x = 29,468,192,988,925,124/196,681,181.88
  6. Step 6: Final answer
    x = 149,827,211.26

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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.