Home / 115,343,786.59-173,016,128.75-27,905,163.27

Finding the Fourth Proportional to 115,343,786.59, 173,016,128.75 and 27,905,163.27

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Solution

The fourth proportional to 115,343,786.59, 173,016,128.75 and 27,905,163.27 is: 41,857,853.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,343,786.59 : 173,016,128.75 = 27,905,163.27 : x
  2. Step 2: Convert to fraction form
    115,343,786.59/173,016,128.75 = 27,905,163.27/x
  3. Step 3: Cross multiply
    115,343,786.59x = 173,016,128.75 × 27,905,163.27
  4. Step 4: Simplify right side
    115,343,786.59x = 4,828,043,320,480,860
  5. Step 5: Solve for x
    x = 4,828,043,320,480,860/115,343,786.59
  6. Step 6: Final answer
    x = 41,857,853.49

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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.