Home / 82,522,170.70-123,783,256.05-53,824,356.70

Finding the Fourth Proportional to 82,522,170.70, 123,783,256.05 and 53,824,356.70

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Solution

The fourth proportional to 82,522,170.70, 123,783,256.05 and 53,824,356.70 is: 80,736,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,522,170.70 : 123,783,256.05 = 53,824,356.70 : x
  2. Step 2: Convert to fraction form
    82,522,170.70/123,783,256.05 = 53,824,356.70/x
  3. Step 3: Cross multiply
    82,522,170.70x = 123,783,256.05 × 53,824,356.70
  4. Step 4: Simplify right side
    82,522,170.70x = 6,662,554,127,122,633
  5. Step 5: Solve for x
    x = 6,662,554,127,122,633/82,522,170.70
  6. Step 6: Final answer
    x = 80,736,535.05

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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.