Home / 263,981,104.80-395,971,657.20-195,956,656.80

Finding the Fourth Proportional to 263,981,104.80, 395,971,657.20 and 195,956,656.80

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Solution

The fourth proportional to 263,981,104.80, 395,971,657.20 and 195,956,656.80 is: 293,934,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,981,104.80 : 395,971,657.20 = 195,956,656.80 : x
  2. Step 2: Convert to fraction form
    263,981,104.80/395,971,657.20 = 195,956,656.80/x
  3. Step 3: Cross multiply
    263,981,104.80x = 395,971,657.20 × 195,956,656.80
  4. Step 4: Simplify right side
    263,981,104.80x = 77,593,282,132,467,648
  5. Step 5: Solve for x
    x = 77,593,282,132,467,648/263,981,104.80
  6. Step 6: Final answer
    x = 293,934,985.20

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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.