Home / 12,074,889,915.27-18,120,608,333.12-4,214,302,228.53

Finding the Fourth Proportional to 12,074,889,915.27, 18,120,608,333.12 and 4,214,302,228.53

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Solution

The fourth proportional to 12,074,889,915.27, 18,120,608,333.12 and 4,214,302,228.53 is: 6,324,340,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074,889,915.27 : 18,120,608,333.12 = 4,214,302,228.53 : x
  2. Step 2: Convert to fraction form
    12,074,889,915.27/18,120,608,333.12 = 4,214,302,228.53/x
  3. Step 3: Cross multiply
    12,074,889,915.27x = 18,120,608,333.12 × 4,214,302,228.53
  4. Step 4: Simplify right side
    12,074,889,915.27x = 76,365,720,080,565,846,016
  5. Step 5: Solve for x
    x = 76,365,720,080,565,846,016/12,074,889,915.27
  6. Step 6: Final answer
    x = 6,324,340,893.91

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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.