Home / 205,336,811.56-283,364,799.84-122,834,073.64

Finding the Fourth Proportional to 205,336,811.56, 283,364,799.84 and 122,834,073.64

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Solution

The fourth proportional to 205,336,811.56, 283,364,799.84 and 122,834,073.64 is: 169,511,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,336,811.56 : 283,364,799.84 = 122,834,073.64 : x
  2. Step 2: Convert to fraction form
    205,336,811.56/283,364,799.84 = 122,834,073.64/x
  3. Step 3: Cross multiply
    205,336,811.56x = 283,364,799.84 × 122,834,073.64
  4. Step 4: Simplify right side
    205,336,811.56x = 34,806,852,690,530,416
  5. Step 5: Solve for x
    x = 34,806,852,690,530,416/205,336,811.56
  6. Step 6: Final answer
    x = 169,511,021.56

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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.