Home / 14,957,540,738-20,642,013,990.60-8,274,422,079.44

Finding the Fourth Proportional to 14,957,540,738, 20,642,013,990.60 and 8,274,422,079.44

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Solution

The fourth proportional to 14,957,540,738, 20,642,013,990.60 and 8,274,422,079.44 is: 11,419,038,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,957,540,738 : 20,642,013,990.60 = 8,274,422,079.44 : x
  2. Step 2: Convert to fraction form
    14,957,540,738/20,642,013,990.60 = 8,274,422,079.44/x
  3. Step 3: Cross multiply
    14,957,540,738x = 20,642,013,990.60 × 8,274,422,079.44
  4. Step 4: Simplify right side
    14,957,540,738x = 170,800,736,327,929,987,072
  5. Step 5: Solve for x
    x = 170,800,736,327,929,987,072/14,957,540,738
  6. Step 6: Final answer
    x = 11,419,038,685.55

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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.