Home / 85,545,221.80-128,305,391.10-24,954,629.80

Finding the Fourth Proportional to 85,545,221.80, 128,305,391.10 and 24,954,629.80

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Solution

The fourth proportional to 85,545,221.80, 128,305,391.10 and 24,954,629.80 is: 37,428,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,545,221.80 : 128,305,391.10 = 24,954,629.80 : x
  2. Step 2: Convert to fraction form
    85,545,221.80/128,305,391.10 = 24,954,629.80/x
  3. Step 3: Cross multiply
    85,545,221.80x = 128,305,391.10 × 24,954,629.80
  4. Step 4: Simplify right side
    85,545,221.80x = 3,201,813,536,244,714.50
  5. Step 5: Solve for x
    x = 3,201,813,536,244,714.50/85,545,221.80
  6. Step 6: Final answer
    x = 37,428,315.33

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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.