Home / 170,896,625.80-256,544,004.30-102,816,190.60

Finding the Fourth Proportional to 170,896,625.80, 256,544,004.30 and 102,816,190.60

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Solution

The fourth proportional to 170,896,625.80, 256,544,004.30 and 102,816,190.60 is: 154,344,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,896,625.80 : 256,544,004.30 = 102,816,190.60 : x
  2. Step 2: Convert to fraction form
    170,896,625.80/256,544,004.30 = 102,816,190.60/x
  3. Step 3: Cross multiply
    170,896,625.80x = 256,544,004.30 × 102,816,190.60
  4. Step 4: Simplify right side
    170,896,625.80x = 26,376,877,243,396,020
  5. Step 5: Solve for x
    x = 26,376,877,243,396,020/170,896,625.80
  6. Step 6: Final answer
    x = 154,344,049.33

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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.