Home / 115,050,520.92-171,945,375.66-83,991,583.66

Finding the Fourth Proportional to 115,050,520.92, 171,945,375.66 and 83,991,583.66

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Solution

The fourth proportional to 115,050,520.92, 171,945,375.66 and 83,991,583.66 is: 125,527,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,050,520.92 : 171,945,375.66 = 83,991,583.66 : x
  2. Step 2: Convert to fraction form
    115,050,520.92/171,945,375.66 = 83,991,583.66/x
  3. Step 3: Cross multiply
    115,050,520.92x = 171,945,375.66 × 83,991,583.66
  4. Step 4: Simplify right side
    115,050,520.92x = 14,441,964,404,697,016
  5. Step 5: Solve for x
    x = 14,441,964,404,697,016/115,050,520.92
  6. Step 6: Final answer
    x = 125,527,153.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.