Home / 818,921,529-1,228,382,293.50-273,663,063

Finding the Fourth Proportional to 818,921,529, 1,228,382,293.50 and 273,663,063

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Solution

The fourth proportional to 818,921,529, 1,228,382,293.50 and 273,663,063 is: 410,494,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,921,529 : 1,228,382,293.50 = 273,663,063 : x
  2. Step 2: Convert to fraction form
    818,921,529/1,228,382,293.50 = 273,663,063/x
  3. Step 3: Cross multiply
    818,921,529x = 1,228,382,293.50 × 273,663,063
  4. Step 4: Simplify right side
    818,921,529x = 336,162,860,974,174,976
  5. Step 5: Solve for x
    x = 336,162,860,974,174,976/818,921,529
  6. Step 6: Final answer
    x = 410,494,594.50

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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.