Home / 744,288,550.42-1,027,099,426.88-409,757,733.13

Finding the Fourth Proportional to 744,288,550.42, 1,027,099,426.88 and 409,757,733.13

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Solution

The fourth proportional to 744,288,550.42, 1,027,099,426.88 and 409,757,733.13 is: 565,455,336.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,288,550.42 : 1,027,099,426.88 = 409,757,733.13 : x
  2. Step 2: Convert to fraction form
    744,288,550.42/1,027,099,426.88 = 409,757,733.13/x
  3. Step 3: Cross multiply
    744,288,550.42x = 1,027,099,426.88 × 409,757,733.13
  4. Step 4: Simplify right side
    744,288,550.42x = 420,861,932,850,286,720
  5. Step 5: Solve for x
    x = 420,861,932,850,286,720/744,288,550.42
  6. Step 6: Final answer
    x = 565,455,336.66

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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.