Home / 12,108,328,639,466-18,162,540,080,080-2,929,371,718,765.20

Finding the Fourth Proportional to 12,108,328,639,466, 18,162,540,080,080 and 2,929,371,718,765.20

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Solution

The fourth proportional to 12,108,328,639,466, 18,162,540,080,080 and 2,929,371,718,765.20 is: 4,394,068,978,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,328,639,466 : 18,162,540,080,080 = 2,929,371,718,765.20 : x
  2. Step 2: Convert to fraction form
    12,108,328,639,466/18,162,540,080,080 = 2,929,371,718,765.20/x
  3. Step 3: Cross multiply
    12,108,328,639,466x = 18,162,540,080,080 × 2,929,371,718,765.20
  4. Step 4: Simplify right side
    12,108,328,639,466x = 53,204,831,251,525,782,770,548,736
  5. Step 5: Solve for x
    x = 53,204,831,251,525,782,770,548,736/12,108,328,639,466
  6. Step 6: Final answer
    x = 4,394,068,978,117.22

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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.