Home / 203,286,033.84-280,538,879.64-110,472,520.56

Finding the Fourth Proportional to 203,286,033.84, 280,538,879.64 and 110,472,520.56

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Solution

The fourth proportional to 203,286,033.84, 280,538,879.64 and 110,472,520.56 is: 152,454,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,286,033.84 : 280,538,879.64 = 110,472,520.56 : x
  2. Step 2: Convert to fraction form
    203,286,033.84/280,538,879.64 = 110,472,520.56/x
  3. Step 3: Cross multiply
    203,286,033.84x = 280,538,879.64 × 110,472,520.56
  4. Step 4: Simplify right side
    203,286,033.84x = 30,991,837,148,909,264
  5. Step 5: Solve for x
    x = 30,991,837,148,909,264/203,286,033.84
  6. Step 6: Final answer
    x = 152,454,335.22

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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.