Home / 257,002,950.72-354,321,524.88-204,255,791.22

Finding the Fourth Proportional to 257,002,950.72, 354,321,524.88 and 204,255,791.22

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Solution

The fourth proportional to 257,002,950.72, 354,321,524.88 and 204,255,791.22 is: 281,600,748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,002,950.72 : 354,321,524.88 = 204,255,791.22 : x
  2. Step 2: Convert to fraction form
    257,002,950.72/354,321,524.88 = 204,255,791.22/x
  3. Step 3: Cross multiply
    257,002,950.72x = 354,321,524.88 × 204,255,791.22
  4. Step 4: Simplify right side
    257,002,950.72x = 72,372,223,410,641,312
  5. Step 5: Solve for x
    x = 72,372,223,410,641,312/257,002,950.72
  6. Step 6: Final answer
    x = 281,600,748.97

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1.5x scale

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.