Home / 174,045,859.12-261,098,531.88-71,753,978.80

Finding the Fourth Proportional to 174,045,859.12, 261,098,531.88 and 71,753,978.80

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Solution

The fourth proportional to 174,045,859.12, 261,098,531.88 and 71,753,978.80 is: 107,643,230.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,045,859.12 : 261,098,531.88 = 71,753,978.80 : x
  2. Step 2: Convert to fraction form
    174,045,859.12/261,098,531.88 = 71,753,978.80/x
  3. Step 3: Cross multiply
    174,045,859.12x = 261,098,531.88 × 71,753,978.80
  4. Step 4: Simplify right side
    174,045,859.12x = 18,734,858,521,228,644
  5. Step 5: Solve for x
    x = 18,734,858,521,228,644/174,045,859.12
  6. Step 6: Final answer
    x = 107,643,230.44

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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.