Home / 262,909,718.97-394,400,456.19-109,519,903.14

Finding the Fourth Proportional to 262,909,718.97, 394,400,456.19 and 109,519,903.14

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Solution

The fourth proportional to 262,909,718.97, 394,400,456.19 and 109,519,903.14 is: 164,294,800.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,909,718.97 : 394,400,456.19 = 109,519,903.14 : x
  2. Step 2: Convert to fraction form
    262,909,718.97/394,400,456.19 = 109,519,903.14/x
  3. Step 3: Cross multiply
    262,909,718.97x = 394,400,456.19 × 109,519,903.14
  4. Step 4: Simplify right side
    262,909,718.97x = 43,194,699,760,300,616
  5. Step 5: Solve for x
    x = 43,194,699,760,300,616/262,909,718.97
  6. Step 6: Final answer
    x = 164,294,800.24

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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.