Home / 378,227,492.15-566,546,723.71-239,981,939.03

Finding the Fourth Proportional to 378,227,492.15, 566,546,723.71 and 239,981,939.03

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Solution

The fourth proportional to 378,227,492.15, 566,546,723.71 and 239,981,939.03 is: 359,468,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,227,492.15 : 566,546,723.71 = 239,981,939.03 : x
  2. Step 2: Convert to fraction form
    378,227,492.15/566,546,723.71 = 239,981,939.03/x
  3. Step 3: Cross multiply
    378,227,492.15x = 566,546,723.71 × 239,981,939.03
  4. Step 4: Simplify right side
    378,227,492.15x = 135,960,981,307,835,888
  5. Step 5: Solve for x
    x = 135,960,981,307,835,888/378,227,492.15
  6. Step 6: Final answer
    x = 359,468,796.24

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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.