Home / 171,307,395.11-236,404,505.14-92,991,001.66

Finding the Fourth Proportional to 171,307,395.11, 236,404,505.14 and 92,991,001.66

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Solution

The fourth proportional to 171,307,395.11, 236,404,505.14 and 92,991,001.66 is: 128,327,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,307,395.11 : 236,404,505.14 = 92,991,001.66 : x
  2. Step 2: Convert to fraction form
    171,307,395.11/236,404,505.14 = 92,991,001.66/x
  3. Step 3: Cross multiply
    171,307,395.11x = 236,404,505.14 × 92,991,001.66
  4. Step 4: Simplify right side
    171,307,395.11x = 21,983,491,729,081,728
  5. Step 5: Solve for x
    x = 21,983,491,729,081,728/171,307,395.11
  6. Step 6: Final answer
    x = 128,327,745.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.