Home / 215,232,277.20-322,848,415.80-203,327,998.80

Finding the Fourth Proportional to 215,232,277.20, 322,848,415.80 and 203,327,998.80

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Solution

The fourth proportional to 215,232,277.20, 322,848,415.80 and 203,327,998.80 is: 304,991,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,232,277.20 : 322,848,415.80 = 203,327,998.80 : x
  2. Step 2: Convert to fraction form
    215,232,277.20/322,848,415.80 = 203,327,998.80/x
  3. Step 3: Cross multiply
    215,232,277.20x = 322,848,415.80 × 203,327,998.80
  4. Step 4: Simplify right side
    215,232,277.20x = 65,644,122,300,364,304
  5. Step 5: Solve for x
    x = 65,644,122,300,364,304/215,232,277.20
  6. Step 6: Final answer
    x = 304,991,998.20

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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.