Home / 70,081,580,822.15-105,122,372,447.70-17,022,256,415.06

Finding the Fourth Proportional to 70,081,580,822.15, 105,122,372,447.70 and 17,022,256,415.06

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Solution

The fourth proportional to 70,081,580,822.15, 105,122,372,447.70 and 17,022,256,415.06 is: 25,533,384,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,081,580,822.15 : 105,122,372,447.70 = 17,022,256,415.06 : x
  2. Step 2: Convert to fraction form
    70,081,580,822.15/105,122,372,447.70 = 17,022,256,415.06/x
  3. Step 3: Cross multiply
    70,081,580,822.15x = 105,122,372,447.70 × 17,022,256,415.06
  4. Step 4: Simplify right side
    70,081,580,822.15x = 1,789,419,978,764,187,860,992
  5. Step 5: Solve for x
    x = 1,789,419,978,764,187,860,992/70,081,580,822.15
  6. Step 6: Final answer
    x = 25,533,384,917.58

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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.