Home / 1,800,661,720.68-2,700,942,192.38-573,903,786.60

Finding the Fourth Proportional to 1,800,661,720.68, 2,700,942,192.38 and 573,903,786.60

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Solution

The fourth proportional to 1,800,661,720.68, 2,700,942,192.38 and 573,903,786.60 is: 860,839,620.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,661,720.68 : 2,700,942,192.38 = 573,903,786.60 : x
  2. Step 2: Convert to fraction form
    1,800,661,720.68/2,700,942,192.38 = 573,903,786.60/x
  3. Step 3: Cross multiply
    1,800,661,720.68x = 2,700,942,192.38 × 573,903,786.60
  4. Step 4: Simplify right side
    1,800,661,720.68x = 1,550,080,951,594,587,904
  5. Step 5: Solve for x
    x = 1,550,080,951,594,587,904/1,800,661,720.68
  6. Step 6: Final answer
    x = 860,839,620.12

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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.