Home / 263,039,525.80-394,584,171.90-71,563,301.80

Finding the Fourth Proportional to 263,039,525.80, 394,584,171.90 and 71,563,301.80

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Solution

The fourth proportional to 263,039,525.80, 394,584,171.90 and 71,563,301.80 is: 107,351,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,039,525.80 : 394,584,171.90 = 71,563,301.80 : x
  2. Step 2: Convert to fraction form
    263,039,525.80/394,584,171.90 = 71,563,301.80/x
  3. Step 3: Cross multiply
    263,039,525.80x = 394,584,171.90 × 71,563,301.80
  4. Step 4: Simplify right side
    263,039,525.80x = 28,237,746,179,182,776
  5. Step 5: Solve for x
    x = 28,237,746,179,182,776/263,039,525.80
  6. Step 6: Final answer
    x = 107,351,722.50

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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.