Home / 378,227,493.66-566,546,725.96-239,981,940.53

Finding the Fourth Proportional to 378,227,493.66, 566,546,725.96 and 239,981,940.53

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Solution

The fourth proportional to 378,227,493.66, 566,546,725.96 and 239,981,940.53 is: 359,468,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,227,493.66 : 566,546,725.96 = 239,981,940.53 : x
  2. Step 2: Convert to fraction form
    378,227,493.66/566,546,725.96 = 239,981,940.53/x
  3. Step 3: Cross multiply
    378,227,493.66x = 566,546,725.96 × 239,981,940.53
  4. Step 4: Simplify right side
    378,227,493.66x = 135,960,982,695,599,024
  5. Step 5: Solve for x
    x = 135,960,982,695,599,024/378,227,493.66
  6. Step 6: Final answer
    x = 359,468,798.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.