Home / 114,714,120.75-172,150,648.82-45,619,844.59

Finding the Fourth Proportional to 114,714,120.75, 172,150,648.82 and 45,619,844.59

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Solution

The fourth proportional to 114,714,120.75, 172,150,648.82 and 45,619,844.59 is: 68,461,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,714,120.75 : 172,150,648.82 = 45,619,844.59 : x
  2. Step 2: Convert to fraction form
    114,714,120.75/172,150,648.82 = 45,619,844.59/x
  3. Step 3: Cross multiply
    114,714,120.75x = 172,150,648.82 × 45,619,844.59
  4. Step 4: Simplify right side
    114,714,120.75x = 7,853,485,845,394,231
  5. Step 5: Solve for x
    x = 7,853,485,845,394,231/114,714,120.75
  6. Step 6: Final answer
    x = 68,461,369.83

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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.