Home / 115,682,788.86-159,642,558.03-62,759,496.36

Finding the Fourth Proportional to 115,682,788.86, 159,642,558.03 and 62,759,496.36

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Solution

The fourth proportional to 115,682,788.86, 159,642,558.03 and 62,759,496.36 is: 86,608,272.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,682,788.86 : 159,642,558.03 = 62,759,496.36 : x
  2. Step 2: Convert to fraction form
    115,682,788.86/159,642,558.03 = 62,759,496.36/x
  3. Step 3: Cross multiply
    115,682,788.86x = 159,642,558.03 × 62,759,496.36
  4. Step 4: Simplify right side
    115,682,788.86x = 10,019,086,539,584,874
  5. Step 5: Solve for x
    x = 10,019,086,539,584,874/115,682,788.86
  6. Step 6: Final answer
    x = 86,608,272.83

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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.