Home / 1,008,450,629.45-1,391,661,871.31-544,876,613.45

Finding the Fourth Proportional to 1,008,450,629.45, 1,391,661,871.31 and 544,876,613.45

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Solution

The fourth proportional to 1,008,450,629.45, 1,391,661,871.31 and 544,876,613.45 is: 751,929,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,450,629.45 : 1,391,661,871.31 = 544,876,613.45 : x
  2. Step 2: Convert to fraction form
    1,008,450,629.45/1,391,661,871.31 = 544,876,613.45/x
  3. Step 3: Cross multiply
    1,008,450,629.45x = 1,391,661,871.31 × 544,876,613.45
  4. Step 4: Simplify right side
    1,008,450,629.45x = 758,284,007,501,286,528
  5. Step 5: Solve for x
    x = 758,284,007,501,286,528/1,008,450,629.45
  6. Step 6: Final answer
    x = 751,929,728.00

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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.