Home / 21,719,772,170.80-32,579,658,256.20-8,633,568,986.80

Finding the Fourth Proportional to 21,719,772,170.80, 32,579,658,256.20 and 8,633,568,986.80

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Solution

The fourth proportional to 21,719,772,170.80, 32,579,658,256.20 and 8,633,568,986.80 is: 12,950,353,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,719,772,170.80 : 32,579,658,256.20 = 8,633,568,986.80 : x
  2. Step 2: Convert to fraction form
    21,719,772,170.80/32,579,658,256.20 = 8,633,568,986.80/x
  3. Step 3: Cross multiply
    21,719,772,170.80x = 32,579,658,256.20 × 8,633,568,986.80
  4. Step 4: Simplify right side
    21,719,772,170.80x = 281,278,727,121,270,865,920
  5. Step 5: Solve for x
    x = 281,278,727,121,270,865,920/21,719,772,170.80
  6. Step 6: Final answer
    x = 12,950,353,480.20

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1.5x scale

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.