Home / 12,108,328,639,463-18,162,540,080,076-2,929,371,718,762.20

Finding the Fourth Proportional to 12,108,328,639,463, 18,162,540,080,076 and 2,929,371,718,762.20

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Solution

The fourth proportional to 12,108,328,639,463, 18,162,540,080,076 and 2,929,371,718,762.20 is: 4,394,068,978,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,328,639,463 : 18,162,540,080,076 = 2,929,371,718,762.20 : x
  2. Step 2: Convert to fraction form
    12,108,328,639,463/18,162,540,080,076 = 2,929,371,718,762.20/x
  3. Step 3: Cross multiply
    12,108,328,639,463x = 18,162,540,080,076 × 2,929,371,718,762.20
  4. Step 4: Simplify right side
    12,108,328,639,463x = 53,204,831,251,459,580,144,648,192
  5. Step 5: Solve for x
    x = 53,204,831,251,459,580,144,648,192/12,108,328,639,463
  6. Step 6: Final answer
    x = 4,394,068,978,112.84

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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.