Home / 83,003,960.20-124,505,940.30-25,496,139.10

Finding the Fourth Proportional to 83,003,960.20, 124,505,940.30 and 25,496,139.10

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Solution

The fourth proportional to 83,003,960.20, 124,505,940.30 and 25,496,139.10 is: 38,244,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,003,960.20 : 124,505,940.30 = 25,496,139.10 : x
  2. Step 2: Convert to fraction form
    83,003,960.20/124,505,940.30 = 25,496,139.10/x
  3. Step 3: Cross multiply
    83,003,960.20x = 124,505,940.30 × 25,496,139.10
  4. Step 4: Simplify right side
    83,003,960.20x = 3,174,420,772,665,096
  5. Step 5: Solve for x
    x = 3,174,420,772,665,096/83,003,960.20
  6. Step 6: Final answer
    x = 38,244,208.65

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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.