Home / 881,375,571.59-1,216,298,233.22-484,890,055.37

Finding the Fourth Proportional to 881,375,571.59, 1,216,298,233.22 and 484,890,055.37

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Solution

The fourth proportional to 881,375,571.59, 1,216,298,233.22 and 484,890,055.37 is: 669,148,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,375,571.59 : 1,216,298,233.22 = 484,890,055.37 : x
  2. Step 2: Convert to fraction form
    881,375,571.59/1,216,298,233.22 = 484,890,055.37/x
  3. Step 3: Cross multiply
    881,375,571.59x = 1,216,298,233.22 × 484,890,055.37
  4. Step 4: Simplify right side
    881,375,571.59x = 589,770,917,643,972,992
  5. Step 5: Solve for x
    x = 589,770,917,643,972,992/881,375,571.59
  6. Step 6: Final answer
    x = 669,148,245.83

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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.