Home / 114,161,766,163.22-157,507,694,742.52-65,972,253,405.36

Finding the Fourth Proportional to 114,161,766,163.22, 157,507,694,742.52 and 65,972,253,405.36

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Solution

The fourth proportional to 114,161,766,163.22, 157,507,694,742.52 and 65,972,253,405.36 is: 91,021,170,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,161,766,163.22 : 157,507,694,742.52 = 65,972,253,405.36 : x
  2. Step 2: Convert to fraction form
    114,161,766,163.22/157,507,694,742.52 = 65,972,253,405.36/x
  3. Step 3: Cross multiply
    114,161,766,163.22x = 157,507,694,742.52 × 65,972,253,405.36
  4. Step 4: Simplify right side
    114,161,766,163.22x = 10,391,137,550,847,617,007,616
  5. Step 5: Solve for x
    x = 10,391,137,550,847,617,007,616/114,161,766,163.22
  6. Step 6: Final answer
    x = 91,021,170,222.53

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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.