Home / 457,364,692.01-631,161,900.83-248,521,471.85

Finding the Fourth Proportional to 457,364,692.01, 631,161,900.83 and 248,521,471.85

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Solution

The fourth proportional to 457,364,692.01, 631,161,900.83 and 248,521,471.85 is: 342,958,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,364,692.01 : 631,161,900.83 = 248,521,471.85 : x
  2. Step 2: Convert to fraction form
    457,364,692.01/631,161,900.83 = 248,521,471.85/x
  3. Step 3: Cross multiply
    457,364,692.01x = 631,161,900.83 × 248,521,471.85
  4. Step 4: Simplify right side
    457,364,692.01x = 156,857,284,568,672,736
  5. Step 5: Solve for x
    x = 156,857,284,568,672,736/457,364,692.01
  6. Step 6: Final answer
    x = 342,958,884.47

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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.