Home / 995,336,571.20-1,493,004,856.80-859,175,700.80

Finding the Fourth Proportional to 995,336,571.20, 1,493,004,856.80 and 859,175,700.80

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Solution

The fourth proportional to 995,336,571.20, 1,493,004,856.80 and 859,175,700.80 is: 1,288,763,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,336,571.20 : 1,493,004,856.80 = 859,175,700.80 : x
  2. Step 2: Convert to fraction form
    995,336,571.20/1,493,004,856.80 = 859,175,700.80/x
  3. Step 3: Cross multiply
    995,336,571.20x = 1,493,004,856.80 × 859,175,700.80
  4. Step 4: Simplify right side
    995,336,571.20x = 1,282,753,494,138,943,488
  5. Step 5: Solve for x
    x = 1,282,753,494,138,943,488/995,336,571.20
  6. Step 6: Final answer
    x = 1,288,763,551.20

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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.