Home / 263,817,010.80-395,725,516.20-194,942,257.20

Finding the Fourth Proportional to 263,817,010.80, 395,725,516.20 and 194,942,257.20

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Solution

The fourth proportional to 263,817,010.80, 395,725,516.20 and 194,942,257.20 is: 292,413,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,817,010.80 : 395,725,516.20 = 194,942,257.20 : x
  2. Step 2: Convert to fraction form
    263,817,010.80/395,725,516.20 = 194,942,257.20/x
  3. Step 3: Cross multiply
    263,817,010.80x = 395,725,516.20 × 194,942,257.20
  4. Step 4: Simplify right side
    263,817,010.80x = 77,143,625,359,663,152
  5. Step 5: Solve for x
    x = 77,143,625,359,663,152/263,817,010.80
  6. Step 6: Final answer
    x = 292,413,385.80

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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.