Home / 2,136,533,876.40-3,204,800,814.60-1,986,880,090.80

Finding the Fourth Proportional to 2,136,533,876.40, 3,204,800,814.60 and 1,986,880,090.80

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Solution

The fourth proportional to 2,136,533,876.40, 3,204,800,814.60 and 1,986,880,090.80 is: 2,980,320,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,533,876.40 : 3,204,800,814.60 = 1,986,880,090.80 : x
  2. Step 2: Convert to fraction form
    2,136,533,876.40/3,204,800,814.60 = 1,986,880,090.80/x
  3. Step 3: Cross multiply
    2,136,533,876.40x = 3,204,800,814.60 × 1,986,880,090.80
  4. Step 4: Simplify right side
    2,136,533,876.40x = 6,367,554,933,508,361,216
  5. Step 5: Solve for x
    x = 6,367,554,933,508,361,216/2,136,533,876.40
  6. Step 6: Final answer
    x = 2,980,320,136.20

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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.