Home / 262,904,135.04-394,392,072.96-109,514,319.12

Finding the Fourth Proportional to 262,904,135.04, 394,392,072.96 and 109,514,319.12

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Solution

The fourth proportional to 262,904,135.04, 394,392,072.96 and 109,514,319.12 is: 164,286,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,904,135.04 : 394,392,072.96 = 109,514,319.12 : x
  2. Step 2: Convert to fraction form
    262,904,135.04/394,392,072.96 = 109,514,319.12/x
  3. Step 3: Cross multiply
    262,904,135.04x = 394,392,072.96 × 109,514,319.12
  4. Step 4: Simplify right side
    262,904,135.04x = 43,191,579,336,539,760
  5. Step 5: Solve for x
    x = 43,191,579,336,539,760/262,904,135.04
  6. Step 6: Final answer
    x = 164,286,420.71

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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.