Home / 481,144,504.32-663,979,687.86-261,127,930.32

Finding the Fourth Proportional to 481,144,504.32, 663,979,687.86 and 261,127,930.32

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Solution

The fourth proportional to 481,144,504.32, 663,979,687.86 and 261,127,930.32 is: 360,356,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,144,504.32 : 663,979,687.86 = 261,127,930.32 : x
  2. Step 2: Convert to fraction form
    481,144,504.32/663,979,687.86 = 261,127,930.32/x
  3. Step 3: Cross multiply
    481,144,504.32x = 663,979,687.86 × 261,127,930.32
  4. Step 4: Simplify right side
    481,144,504.32x = 173,383,641,665,401,440
  5. Step 5: Solve for x
    x = 173,383,641,665,401,440/481,144,504.32
  6. Step 6: Final answer
    x = 360,356,691.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.