Home / 171,932,840.35-257,414,957.15-154,498,918.34

Finding the Fourth Proportional to 171,932,840.35, 257,414,957.15 and 154,498,918.34

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Solution

The fourth proportional to 171,932,840.35, 257,414,957.15 and 154,498,918.34 is: 231,313,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,932,840.35 : 257,414,957.15 = 154,498,918.34 : x
  2. Step 2: Convert to fraction form
    171,932,840.35/257,414,957.15 = 154,498,918.34/x
  3. Step 3: Cross multiply
    171,932,840.35x = 257,414,957.15 × 154,498,918.34
  4. Step 4: Simplify right side
    171,932,840.35x = 39,770,332,444,083,496
  5. Step 5: Solve for x
    x = 39,770,332,444,083,496/171,932,840.35
  6. Step 6: Final answer
    x = 231,313,182.31

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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.