Home / 101,082,850.44-139,494,360.78-57,039,183.60

Finding the Fourth Proportional to 101,082,850.44, 139,494,360.78 and 57,039,183.60

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Solution

The fourth proportional to 101,082,850.44, 139,494,360.78 and 57,039,183.60 is: 78,714,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,082,850.44 : 139,494,360.78 = 57,039,183.60 : x
  2. Step 2: Convert to fraction form
    101,082,850.44/139,494,360.78 = 57,039,183.60/x
  3. Step 3: Cross multiply
    101,082,850.44x = 139,494,360.78 × 57,039,183.60
  4. Step 4: Simplify right side
    101,082,850.44x = 7,956,644,455,695,059
  5. Step 5: Solve for x
    x = 7,956,644,455,695,059/101,082,850.44
  6. Step 6: Final answer
    x = 78,714,088.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.