Home / 171,393,725.25-257,057,111.21-54,777,799.72

Finding the Fourth Proportional to 171,393,725.25, 257,057,111.21 and 54,777,799.72

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Solution

The fourth proportional to 171,393,725.25, 257,057,111.21 and 54,777,799.72 is: 82,156,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,393,725.25 : 257,057,111.21 = 54,777,799.72 : x
  2. Step 2: Convert to fraction form
    171,393,725.25/257,057,111.21 = 54,777,799.72/x
  3. Step 3: Cross multiply
    171,393,725.25x = 257,057,111.21 × 54,777,799.72
  4. Step 4: Simplify right side
    171,393,725.25x = 14,081,022,954,463,148
  5. Step 5: Solve for x
    x = 14,081,022,954,463,148/171,393,725.25
  6. Step 6: Final answer
    x = 82,156,000.37

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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.