Home / 81,000,922.73-121,529,793.25-23,496,644.57

Finding the Fourth Proportional to 81,000,922.73, 121,529,793.25 and 23,496,644.57

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Solution

The fourth proportional to 81,000,922.73, 121,529,793.25 and 23,496,644.57 is: 35,253,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,000,922.73 : 121,529,793.25 = 23,496,644.57 : x
  2. Step 2: Convert to fraction form
    81,000,922.73/121,529,793.25 = 23,496,644.57/x
  3. Step 3: Cross multiply
    81,000,922.73x = 121,529,793.25 × 23,496,644.57
  4. Step 4: Simplify right side
    81,000,922.73x = 2,855,542,356,660,835
  5. Step 5: Solve for x
    x = 2,855,542,356,660,835/81,000,922.73
  6. Step 6: Final answer
    x = 35,253,207.75

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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.