Home / 370,481,161.96-511,181,626.98-213,815,083.24

Finding the Fourth Proportional to 370,481,161.96, 511,181,626.98 and 213,815,083.24

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Solution

The fourth proportional to 370,481,161.96, 511,181,626.98 and 213,815,083.24 is: 295,017,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,481,161.96 : 511,181,626.98 = 213,815,083.24 : x
  2. Step 2: Convert to fraction form
    370,481,161.96/511,181,626.98 = 213,815,083.24/x
  3. Step 3: Cross multiply
    370,481,161.96x = 511,181,626.98 × 213,815,083.24
  4. Step 4: Simplify right side
    370,481,161.96x = 109,298,342,123,487,344
  5. Step 5: Solve for x
    x = 109,298,342,123,487,344/370,481,161.96
  6. Step 6: Final answer
    x = 295,017,273.07

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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.