Home / 324,567,811-486,846,516.91-103,235,936.93

Finding the Fourth Proportional to 324,567,811, 486,846,516.91 and 103,235,936.93

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Solution

The fourth proportional to 324,567,811, 486,846,516.91 and 103,235,936.93 is: 154,852,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,567,811 : 486,846,516.91 = 103,235,936.93 : x
  2. Step 2: Convert to fraction form
    324,567,811/486,846,516.91 = 103,235,936.93/x
  3. Step 3: Cross multiply
    324,567,811x = 486,846,516.91 × 103,235,936.93
  4. Step 4: Simplify right side
    324,567,811x = 50,260,056,314,310,944
  5. Step 5: Solve for x
    x = 50,260,056,314,310,944/324,567,811
  6. Step 6: Final answer
    x = 154,852,251.55

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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.