Home / 171,932,839.59-257,414,956.02-154,498,917.59

Finding the Fourth Proportional to 171,932,839.59, 257,414,956.02 and 154,498,917.59

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Solution

The fourth proportional to 171,932,839.59, 257,414,956.02 and 154,498,917.59 is: 231,313,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,932,839.59 : 257,414,956.02 = 154,498,917.59 : x
  2. Step 2: Convert to fraction form
    171,932,839.59/257,414,956.02 = 154,498,917.59/x
  3. Step 3: Cross multiply
    171,932,839.59x = 257,414,956.02 × 154,498,917.59
  4. Step 4: Simplify right side
    171,932,839.59x = 39,770,332,076,245,688
  5. Step 5: Solve for x
    x = 39,770,332,076,245,688/171,932,839.59
  6. Step 6: Final answer
    x = 231,313,181.18

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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.