Home / 422,858,323.85-583,548,469.12-237,223,325.35

Finding the Fourth Proportional to 422,858,323.85, 583,548,469.12 and 237,223,325.35

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Solution

The fourth proportional to 422,858,323.85, 583,548,469.12 and 237,223,325.35 is: 327,370,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,858,323.85 : 583,548,469.12 = 237,223,325.35 : x
  2. Step 2: Convert to fraction form
    422,858,323.85/583,548,469.12 = 237,223,325.35/x
  3. Step 3: Cross multiply
    422,858,323.85x = 583,548,469.12 × 237,223,325.35
  4. Step 4: Simplify right side
    422,858,323.85x = 138,431,308,345,288,784
  5. Step 5: Solve for x
    x = 138,431,308,345,288,784/422,858,323.85
  6. Step 6: Final answer
    x = 327,370,422.99

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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.