Home / 995,597,998.20-1,493,396,997.30-689,236,039.80

Finding the Fourth Proportional to 995,597,998.20, 1,493,396,997.30 and 689,236,039.80

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Solution

The fourth proportional to 995,597,998.20, 1,493,396,997.30 and 689,236,039.80 is: 1,033,854,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,597,998.20 : 1,493,396,997.30 = 689,236,039.80 : x
  2. Step 2: Convert to fraction form
    995,597,998.20/1,493,396,997.30 = 689,236,039.80/x
  3. Step 3: Cross multiply
    995,597,998.20x = 1,493,396,997.30 × 689,236,039.80
  4. Step 4: Simplify right side
    995,597,998.20x = 1,029,303,032,268,263,168
  5. Step 5: Solve for x
    x = 1,029,303,032,268,263,168/995,597,998.20
  6. Step 6: Final answer
    x = 1,033,854,059.70

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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.