Home / 179,692,714.86-269,650,658.46-115,042,917.20

Finding the Fourth Proportional to 179,692,714.86, 269,650,658.46 and 115,042,917.20

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Solution

The fourth proportional to 179,692,714.86, 269,650,658.46 and 115,042,917.20 is: 172,635,815.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,692,714.86 : 269,650,658.46 = 115,042,917.20 : x
  2. Step 2: Convert to fraction form
    179,692,714.86/269,650,658.46 = 115,042,917.20/x
  3. Step 3: Cross multiply
    179,692,714.86x = 269,650,658.46 × 115,042,917.20
  4. Step 4: Simplify right side
    179,692,714.86x = 31,021,398,374,139,256
  5. Step 5: Solve for x
    x = 31,021,398,374,139,256/179,692,714.86
  6. Step 6: Final answer
    x = 172,635,815.53

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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.