Home / 204,890,445.96-307,339,671.15-75,431,418.36

Finding the Fourth Proportional to 204,890,445.96, 307,339,671.15 and 75,431,418.36

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Solution

The fourth proportional to 204,890,445.96, 307,339,671.15 and 75,431,418.36 is: 113,148,600.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,890,445.96 : 307,339,671.15 = 75,431,418.36 : x
  2. Step 2: Convert to fraction form
    204,890,445.96/307,339,671.15 = 75,431,418.36/x
  3. Step 3: Cross multiply
    204,890,445.96x = 307,339,671.15 × 75,431,418.36
  4. Step 4: Simplify right side
    204,890,445.96x = 23,183,067,313,140,472
  5. Step 5: Solve for x
    x = 23,183,067,313,140,472/204,890,445.96
  6. Step 6: Final answer
    x = 113,148,600.97

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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.