Home / 263,069,722.80-394,604,584.20-71,593,498.80

Finding the Fourth Proportional to 263,069,722.80, 394,604,584.20 and 71,593,498.80

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Solution

The fourth proportional to 263,069,722.80, 394,604,584.20 and 71,593,498.80 is: 107,390,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,069,722.80 : 394,604,584.20 = 71,593,498.80 : x
  2. Step 2: Convert to fraction form
    263,069,722.80/394,604,584.20 = 71,593,498.80/x
  3. Step 3: Cross multiply
    263,069,722.80x = 394,604,584.20 × 71,593,498.80
  4. Step 4: Simplify right side
    263,069,722.80x = 28,251,122,825,397,196
  5. Step 5: Solve for x
    x = 28,251,122,825,397,196/263,069,722.80
  6. Step 6: Final answer
    x = 107,390,248.20

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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.