Home / 1,011,933,540,401.70-1,517,846,851,087.30-331,922,322,959.16

Finding the Fourth Proportional to 1,011,933,540,401.70, 1,517,846,851,087.30 and 331,922,322,959.16

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Solution

The fourth proportional to 1,011,933,540,401.70, 1,517,846,851,087.30 and 331,922,322,959.16 is: 497,865,949,288.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,933,540,401.70 : 1,517,846,851,087.30 = 331,922,322,959.16 : x
  2. Step 2: Convert to fraction form
    1,011,933,540,401.70/1,517,846,851,087.30 = 331,922,322,959.16/x
  3. Step 3: Cross multiply
    1,011,933,540,401.70x = 1,517,846,851,087.30 × 331,922,322,959.16
  4. Step 4: Simplify right side
    1,011,933,540,401.70x = 503,807,252,709,142,788,308,992
  5. Step 5: Solve for x
    x = 503,807,252,709,142,788,308,992/1,011,933,540,401.70
  6. Step 6: Final answer
    x = 497,865,949,288.68

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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.