Home / 394,622,893.04-544,542,696.52-235,821,502.64

Finding the Fourth Proportional to 394,622,893.04, 544,542,696.52 and 235,821,502.64

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Solution

The fourth proportional to 394,622,893.04, 544,542,696.52 and 235,821,502.64 is: 325,411,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,622,893.04 : 544,542,696.52 = 235,821,502.64 : x
  2. Step 2: Convert to fraction form
    394,622,893.04/544,542,696.52 = 235,821,502.64/x
  3. Step 3: Cross multiply
    394,622,893.04x = 544,542,696.52 × 235,821,502.64
  4. Step 4: Simplify right side
    394,622,893.04x = 128,414,876,944,983,888
  5. Step 5: Solve for x
    x = 128,414,876,944,983,888/394,622,893.04
  6. Step 6: Final answer
    x = 325,411,625.15

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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.