Home / 358,380,202.73-494,589,536.27-217,257,371.46

Finding the Fourth Proportional to 358,380,202.73, 494,589,536.27 and 217,257,371.46

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Solution

The fourth proportional to 358,380,202.73, 494,589,536.27 and 217,257,371.46 is: 299,830,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,380,202.73 : 494,589,536.27 = 217,257,371.46 : x
  2. Step 2: Convert to fraction form
    358,380,202.73/494,589,536.27 = 217,257,371.46/x
  3. Step 3: Cross multiply
    358,380,202.73x = 494,589,536.27 × 217,257,371.46
  4. Step 4: Simplify right side
    358,380,202.73x = 107,453,222,600,554,240
  5. Step 5: Solve for x
    x = 107,453,222,600,554,240/358,380,202.73
  6. Step 6: Final answer
    x = 299,830,241.13

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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.