Home / 744,288,550.67-1,027,099,427.22-409,757,733.38

Finding the Fourth Proportional to 744,288,550.67, 1,027,099,427.22 and 409,757,733.38

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Solution

The fourth proportional to 744,288,550.67, 1,027,099,427.22 and 409,757,733.38 is: 565,455,337.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,288,550.67 : 1,027,099,427.22 = 409,757,733.38 : x
  2. Step 2: Convert to fraction form
    744,288,550.67/1,027,099,427.22 = 409,757,733.38/x
  3. Step 3: Cross multiply
    744,288,550.67x = 1,027,099,427.22 × 409,757,733.38
  4. Step 4: Simplify right side
    744,288,550.67x = 420,861,933,253,563,456
  5. Step 5: Solve for x
    x = 420,861,933,253,563,456/744,288,550.67
  6. Step 6: Final answer
    x = 565,455,337.01

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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.