Home / 1,067,558,832.80-1,601,338,249.20-654,310,311.20

Finding the Fourth Proportional to 1,067,558,832.80, 1,601,338,249.20 and 654,310,311.20

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Solution

The fourth proportional to 1,067,558,832.80, 1,601,338,249.20 and 654,310,311.20 is: 981,465,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,558,832.80 : 1,601,338,249.20 = 654,310,311.20 : x
  2. Step 2: Convert to fraction form
    1,067,558,832.80/1,601,338,249.20 = 654,310,311.20/x
  3. Step 3: Cross multiply
    1,067,558,832.80x = 1,601,338,249.20 × 654,310,311.20
  4. Step 4: Simplify right side
    1,067,558,832.80x = 1,047,772,128,170,515,200
  5. Step 5: Solve for x
    x = 1,047,772,128,170,515,200/1,067,558,832.80
  6. Step 6: Final answer
    x = 981,465,466.80

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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.