Home / 453,441,654.42-679,846,251.44-200,912,462.43

Finding the Fourth Proportional to 453,441,654.42, 679,846,251.44 and 200,912,462.43

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Solution

The fourth proportional to 453,441,654.42, 679,846,251.44 and 200,912,462.43 is: 301,228,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,441,654.42 : 679,846,251.44 = 200,912,462.43 : x
  2. Step 2: Convert to fraction form
    453,441,654.42/679,846,251.44 = 200,912,462.43/x
  3. Step 3: Cross multiply
    453,441,654.42x = 679,846,251.44 × 200,912,462.43
  4. Step 4: Simplify right side
    453,441,654.42x = 136,589,584,450,615,344
  5. Step 5: Solve for x
    x = 136,589,584,450,615,344/453,441,654.42
  6. Step 6: Final answer
    x = 301,228,577.31

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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.