Home / 2,231,074,998.88-3,347,021,103.64-920,261,987.80

Finding the Fourth Proportional to 2,231,074,998.88, 3,347,021,103.64 and 920,261,987.80

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Solution

The fourth proportional to 2,231,074,998.88, 3,347,021,103.64 and 920,261,987.80 is: 1,380,561,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,074,998.88 : 3,347,021,103.64 = 920,261,987.80 : x
  2. Step 2: Convert to fraction form
    2,231,074,998.88/3,347,021,103.64 = 920,261,987.80/x
  3. Step 3: Cross multiply
    2,231,074,998.88x = 3,347,021,103.64 × 920,261,987.80
  4. Step 4: Simplify right side
    2,231,074,998.88x = 3,080,136,294,044,295,680
  5. Step 5: Solve for x
    x = 3,080,136,294,044,295,680/2,231,074,998.88
  6. Step 6: Final answer
    x = 1,380,561,521.06

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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.