Home / 12,080,895,426.40-18,121,343,139.60-3,802,320,104.80

Finding the Fourth Proportional to 12,080,895,426.40, 18,121,343,139.60 and 3,802,320,104.80

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Solution

The fourth proportional to 12,080,895,426.40, 18,121,343,139.60 and 3,802,320,104.80 is: 5,703,480,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,895,426.40 : 18,121,343,139.60 = 3,802,320,104.80 : x
  2. Step 2: Convert to fraction form
    12,080,895,426.40/18,121,343,139.60 = 3,802,320,104.80/x
  3. Step 3: Cross multiply
    12,080,895,426.40x = 18,121,343,139.60 × 3,802,320,104.80
  4. Step 4: Simplify right side
    12,080,895,426.40x = 68,903,147,345,680,629,760
  5. Step 5: Solve for x
    x = 68,903,147,345,680,629,760/12,080,895,426.40
  6. Step 6: Final answer
    x = 5,703,480,157.20

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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.