Home / 792,614,538.90-1,188,921,808.35-274,872,906.90

Finding the Fourth Proportional to 792,614,538.90, 1,188,921,808.35 and 274,872,906.90

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Solution

The fourth proportional to 792,614,538.90, 1,188,921,808.35 and 274,872,906.90 is: 412,309,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,614,538.90 : 1,188,921,808.35 = 274,872,906.90 : x
  2. Step 2: Convert to fraction form
    792,614,538.90/1,188,921,808.35 = 274,872,906.90/x
  3. Step 3: Cross multiply
    792,614,538.90x = 1,188,921,808.35 × 274,872,906.90
  4. Step 4: Simplify right side
    792,614,538.90x = 326,802,393,537,969,152
  5. Step 5: Solve for x
    x = 326,802,393,537,969,152/792,614,538.90
  6. Step 6: Final answer
    x = 412,309,360.35

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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.