Home / 829,324,258.80-1,243,991,037.96-276,625,169.52

Finding the Fourth Proportional to 829,324,258.80, 1,243,991,037.96 and 276,625,169.52

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Solution

The fourth proportional to 829,324,258.80, 1,243,991,037.96 and 276,625,169.52 is: 414,939,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,324,258.80 : 1,243,991,037.96 = 276,625,169.52 : x
  2. Step 2: Convert to fraction form
    829,324,258.80/1,243,991,037.96 = 276,625,169.52/x
  3. Step 3: Cross multiply
    829,324,258.80x = 1,243,991,037.96 × 276,625,169.52
  4. Step 4: Simplify right side
    829,324,258.80x = 344,119,231,757,045,760
  5. Step 5: Solve for x
    x = 344,119,231,757,045,760/829,324,258.80
  6. Step 6: Final answer
    x = 414,939,305.23

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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.