Home / 1,002,961,014.58-1,504,520,691.42-266,031,136.96

Finding the Fourth Proportional to 1,002,961,014.58, 1,504,520,691.42 and 266,031,136.96

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Solution

The fourth proportional to 1,002,961,014.58, 1,504,520,691.42 and 266,031,136.96 is: 399,067,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,961,014.58 : 1,504,520,691.42 = 266,031,136.96 : x
  2. Step 2: Convert to fraction form
    1,002,961,014.58/1,504,520,691.42 = 266,031,136.96/x
  3. Step 3: Cross multiply
    1,002,961,014.58x = 1,504,520,691.42 × 266,031,136.96
  4. Step 4: Simplify right side
    1,002,961,014.58x = 400,249,350,115,530,944
  5. Step 5: Solve for x
    x = 400,249,350,115,530,944/1,002,961,014.58
  6. Step 6: Final answer
    x = 399,067,704.82

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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.