Home / 1,366,321,212.93-1,885,524,163.53-739,790,065.29

Finding the Fourth Proportional to 1,366,321,212.93, 1,885,524,163.53 and 739,790,065.29

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Solution

The fourth proportional to 1,366,321,212.93, 1,885,524,163.53 and 739,790,065.29 is: 1,020,910,771.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,321,212.93 : 1,885,524,163.53 = 739,790,065.29 : x
  2. Step 2: Convert to fraction form
    1,366,321,212.93/1,885,524,163.53 = 739,790,065.29/x
  3. Step 3: Cross multiply
    1,366,321,212.93x = 1,885,524,163.53 × 739,790,065.29
  4. Step 4: Simplify right side
    1,366,321,212.93x = 1,394,892,044,043,731,200
  5. Step 5: Solve for x
    x = 1,394,892,044,043,731,200/1,366,321,212.93
  6. Step 6: Final answer
    x = 1,020,910,771.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.