Home / 109,588,644.80-164,382,967.20-55,840,932.80

Finding the Fourth Proportional to 109,588,644.80, 164,382,967.20 and 55,840,932.80

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Solution

The fourth proportional to 109,588,644.80, 164,382,967.20 and 55,840,932.80 is: 83,761,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,588,644.80 : 164,382,967.20 = 55,840,932.80 : x
  2. Step 2: Convert to fraction form
    109,588,644.80/164,382,967.20 = 55,840,932.80/x
  3. Step 3: Cross multiply
    109,588,644.80x = 164,382,967.20 × 55,840,932.80
  4. Step 4: Simplify right side
    109,588,644.80x = 9,179,298,224,879,804
  5. Step 5: Solve for x
    x = 9,179,298,224,879,804/109,588,644.80
  6. Step 6: Final answer
    x = 83,761,399.20

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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.