Home / 169,071,517.04-253,694,049.89-80,540,347.77

Finding the Fourth Proportional to 169,071,517.04, 253,694,049.89 and 80,540,347.77

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Solution

The fourth proportional to 169,071,517.04, 253,694,049.89 and 80,540,347.77 is: 120,851,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,071,517.04 : 253,694,049.89 = 80,540,347.77 : x
  2. Step 2: Convert to fraction form
    169,071,517.04/253,694,049.89 = 80,540,347.77/x
  3. Step 3: Cross multiply
    169,071,517.04x = 253,694,049.89 × 80,540,347.77
  4. Step 4: Simplify right side
    169,071,517.04x = 20,432,607,004,917,628
  5. Step 5: Solve for x
    x = 20,432,607,004,917,628/169,071,517.04
  6. Step 6: Final answer
    x = 120,851,858.22

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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.