Home / 827,786,828.61-1,241,218,414.40-274,788,941.13

Finding the Fourth Proportional to 827,786,828.61, 1,241,218,414.40 and 274,788,941.13

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Solution

The fourth proportional to 827,786,828.61, 1,241,218,414.40 and 274,788,941.13 is: 412,030,104.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,786,828.61 : 1,241,218,414.40 = 274,788,941.13 : x
  2. Step 2: Convert to fraction form
    827,786,828.61/1,241,218,414.40 = 274,788,941.13/x
  3. Step 3: Cross multiply
    827,786,828.61x = 1,241,218,414.40 × 274,788,941.13
  4. Step 4: Simplify right side
    827,786,828.61x = 341,073,093,802,659,584
  5. Step 5: Solve for x
    x = 341,073,093,802,659,584/827,786,828.61
  6. Step 6: Final answer
    x = 412,030,104.87

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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.