Home / 881,651,022.54-1,322,479,253.39-217,665,118.50

Finding the Fourth Proportional to 881,651,022.54, 1,322,479,253.39 and 217,665,118.50

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Solution

The fourth proportional to 881,651,022.54, 1,322,479,253.39 and 217,665,118.50 is: 326,498,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,651,022.54 : 1,322,479,253.39 = 217,665,118.50 : x
  2. Step 2: Convert to fraction form
    881,651,022.54/1,322,479,253.39 = 217,665,118.50/x
  3. Step 3: Cross multiply
    881,651,022.54x = 1,322,479,253.39 × 217,665,118.50
  4. Step 4: Simplify right side
    881,651,022.54x = 287,857,603,401,837,536
  5. Step 5: Solve for x
    x = 287,857,603,401,837,536/881,651,022.54
  6. Step 6: Final answer
    x = 326,498,349.17

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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.