Home / 185,682,575.32-256,236,857.88-103,174,238.68

Finding the Fourth Proportional to 185,682,575.32, 256,236,857.88 and 103,174,238.68

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Solution

The fourth proportional to 185,682,575.32, 256,236,857.88 and 103,174,238.68 is: 142,377,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,682,575.32 : 256,236,857.88 = 103,174,238.68 : x
  2. Step 2: Convert to fraction form
    185,682,575.32/256,236,857.88 = 103,174,238.68/x
  3. Step 3: Cross multiply
    185,682,575.32x = 256,236,857.88 × 103,174,238.68
  4. Step 4: Simplify right side
    185,682,575.32x = 26,437,042,733,524,360
  5. Step 5: Solve for x
    x = 26,437,042,733,524,360/185,682,575.32
  6. Step 6: Final answer
    x = 142,377,617.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.