Home / 13,336,714,074.27-18,408,786,611.26-8,578,989,942.63

Finding the Fourth Proportional to 13,336,714,074.27, 18,408,786,611.26 and 8,578,989,942.63

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Solution

The fourth proportional to 13,336,714,074.27, 18,408,786,611.26 and 8,578,989,942.63 is: 11,841,657,121.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336,714,074.27 : 18,408,786,611.26 = 8,578,989,942.63 : x
  2. Step 2: Convert to fraction form
    13,336,714,074.27/18,408,786,611.26 = 8,578,989,942.63/x
  3. Step 3: Cross multiply
    13,336,714,074.27x = 18,408,786,611.26 × 8,578,989,942.63
  4. Step 4: Simplify right side
    13,336,714,074.27x = 157,928,795,194,049,560,576
  5. Step 5: Solve for x
    x = 157,928,795,194,049,560,576/13,336,714,074.27
  6. Step 6: Final answer
    x = 11,841,657,121.43

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1.5x scale

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.