Home / 853,632,139.20-1,198,309,857.60-853,632,139.20

Finding the Fourth Proportional to 853,632,139.20, 1,198,309,857.60 and 853,632,139.20

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Solution

The fourth proportional to 853,632,139.20, 1,198,309,857.60 and 853,632,139.20 is: 1,198,309,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,632,139.20 : 1,198,309,857.60 = 853,632,139.20 : x
  2. Step 2: Convert to fraction form
    853,632,139.20/1,198,309,857.60 = 853,632,139.20/x
  3. Step 3: Cross multiply
    853,632,139.20x = 1,198,309,857.60 × 853,632,139.20
  4. Step 4: Simplify right side
    853,632,139.20x = 1,022,915,807,167,535,360
  5. Step 5: Solve for x
    x = 1,022,915,807,167,535,360/853,632,139.20
  6. Step 6: Final answer
    x = 1,198,309,857.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.