Home / 215,705,716.80-323,558,575.20-179,833,449.30

Finding the Fourth Proportional to 215,705,716.80, 323,558,575.20 and 179,833,449.30

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Solution

The fourth proportional to 215,705,716.80, 323,558,575.20 and 179,833,449.30 is: 269,750,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,705,716.80 : 323,558,575.20 = 179,833,449.30 : x
  2. Step 2: Convert to fraction form
    215,705,716.80/323,558,575.20 = 179,833,449.30/x
  3. Step 3: Cross multiply
    215,705,716.80x = 323,558,575.20 × 179,833,449.30
  4. Step 4: Simplify right side
    215,705,716.80x = 58,186,654,628,809,440
  5. Step 5: Solve for x
    x = 58,186,654,628,809,440/215,705,716.80
  6. Step 6: Final answer
    x = 269,750,173.95

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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.