Home / 274,918,716,236.80-379,420,855,995.24-166,528,633,194.28

Finding the Fourth Proportional to 274,918,716,236.80, 379,420,855,995.24 and 166,528,633,194.28

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Solution

The fourth proportional to 274,918,716,236.80, 379,420,855,995.24 and 166,528,633,194.28 is: 229,829,519,863.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,918,716,236.80 : 379,420,855,995.24 = 166,528,633,194.28 : x
  2. Step 2: Convert to fraction form
    274,918,716,236.80/379,420,855,995.24 = 166,528,633,194.28/x
  3. Step 3: Cross multiply
    274,918,716,236.80x = 379,420,855,995.24 × 166,528,633,194.28
  4. Step 4: Simplify right side
    274,918,716,236.80x = 63,184,436,554,291,050,708,992
  5. Step 5: Solve for x
    x = 63,184,436,554,291,050,708,992/274,918,716,236.80
  6. Step 6: Final answer
    x = 229,829,519,863.86

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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.