Home / 1,008,450,629.32-1,391,661,871.14-544,876,613.32

Finding the Fourth Proportional to 1,008,450,629.32, 1,391,661,871.14 and 544,876,613.32

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Solution

The fourth proportional to 1,008,450,629.32, 1,391,661,871.14 and 544,876,613.32 is: 751,929,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,450,629.32 : 1,391,661,871.14 = 544,876,613.32 : x
  2. Step 2: Convert to fraction form
    1,008,450,629.32/1,391,661,871.14 = 544,876,613.32/x
  3. Step 3: Cross multiply
    1,008,450,629.32x = 1,391,661,871.14 × 544,876,613.32
  4. Step 4: Simplify right side
    1,008,450,629.32x = 758,284,007,233,337,600
  5. Step 5: Solve for x
    x = 758,284,007,233,337,600/1,008,450,629.32
  6. Step 6: Final answer
    x = 751,929,727.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.