Home / 168,999,709.91-253,496,843.26-53,983,494.23

Finding the Fourth Proportional to 168,999,709.91, 253,496,843.26 and 53,983,494.23

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Solution

The fourth proportional to 168,999,709.91, 253,496,843.26 and 53,983,494.23 is: 80,974,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,999,709.91 : 253,496,843.26 = 53,983,494.23 : x
  2. Step 2: Convert to fraction form
    168,999,709.91/253,496,843.26 = 53,983,494.23/x
  3. Step 3: Cross multiply
    168,999,709.91x = 253,496,843.26 × 53,983,494.23
  4. Step 4: Simplify right side
    168,999,709.91x = 13,684,645,374,046,982
  5. Step 5: Solve for x
    x = 13,684,645,374,046,982/168,999,709.91
  6. Step 6: Final answer
    x = 80,974,371.98

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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.