Home / 82,522,171.20-123,783,256.80-53,824,357.20

Finding the Fourth Proportional to 82,522,171.20, 123,783,256.80 and 53,824,357.20

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Solution

The fourth proportional to 82,522,171.20, 123,783,256.80 and 53,824,357.20 is: 80,736,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,522,171.20 : 123,783,256.80 = 53,824,357.20 : x
  2. Step 2: Convert to fraction form
    82,522,171.20/123,783,256.80 = 53,824,357.20/x
  3. Step 3: Cross multiply
    82,522,171.20x = 123,783,256.80 × 53,824,357.20
  4. Step 4: Simplify right side
    82,522,171.20x = 6,662,554,229,382,529
  5. Step 5: Solve for x
    x = 6,662,554,229,382,529/82,522,171.20
  6. Step 6: Final answer
    x = 80,736,535.80

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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.