Home / 510,275,096.79-764,790,815.21-264,496,231.41

Finding the Fourth Proportional to 510,275,096.79, 764,790,815.21 and 264,496,231.41

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Solution

The fourth proportional to 510,275,096.79, 764,790,815.21 and 264,496,231.41 is: 396,422,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,275,096.79 : 764,790,815.21 = 264,496,231.41 : x
  2. Step 2: Convert to fraction form
    510,275,096.79/764,790,815.21 = 264,496,231.41/x
  3. Step 3: Cross multiply
    510,275,096.79x = 764,790,815.21 × 264,496,231.41
  4. Step 4: Simplify right side
    510,275,096.79x = 202,284,288,438,704,224
  5. Step 5: Solve for x
    x = 202,284,288,438,704,224/510,275,096.79
  6. Step 6: Final answer
    x = 396,422,027.47

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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.