Home / 796,148,852.88-1,194,761,363.20-278,583,777.12

Finding the Fourth Proportional to 796,148,852.88, 1,194,761,363.20 and 278,583,777.12

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Solution

The fourth proportional to 796,148,852.88, 1,194,761,363.20 and 278,583,777.12 is: 418,063,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,148,852.88 : 1,194,761,363.20 = 278,583,777.12 : x
  2. Step 2: Convert to fraction form
    796,148,852.88/1,194,761,363.20 = 278,583,777.12/x
  3. Step 3: Cross multiply
    796,148,852.88x = 1,194,761,363.20 × 278,583,777.12
  4. Step 4: Simplify right side
    796,148,852.88x = 332,841,133,317,296,192
  5. Step 5: Solve for x
    x = 332,841,133,317,296,192/796,148,852.88
  6. Step 6: Final answer
    x = 418,063,948.86

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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.