Home / 215,239,399.20-322,859,098.80-194,832,064.80

Finding the Fourth Proportional to 215,239,399.20, 322,859,098.80 and 194,832,064.80

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Solution

The fourth proportional to 215,239,399.20, 322,859,098.80 and 194,832,064.80 is: 292,248,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,239,399.20 : 322,859,098.80 = 194,832,064.80 : x
  2. Step 2: Convert to fraction form
    215,239,399.20/322,859,098.80 = 194,832,064.80/x
  3. Step 3: Cross multiply
    215,239,399.20x = 322,859,098.80 × 194,832,064.80
  4. Step 4: Simplify right side
    215,239,399.20x = 62,903,304,858,671,208
  5. Step 5: Solve for x
    x = 62,903,304,858,671,208/215,239,399.20
  6. Step 6: Final answer
    x = 292,248,097.20

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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.