Home / 519,067,221.69-716,317,232.96-296,060,199.24

Finding the Fourth Proportional to 519,067,221.69, 716,317,232.96 and 296,060,199.24

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Solution

The fourth proportional to 519,067,221.69, 716,317,232.96 and 296,060,199.24 is: 408,565,622.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,067,221.69 : 716,317,232.96 = 296,060,199.24 : x
  2. Step 2: Convert to fraction form
    519,067,221.69/716,317,232.96 = 296,060,199.24/x
  3. Step 3: Cross multiply
    519,067,221.69x = 716,317,232.96 × 296,060,199.24
  4. Step 4: Simplify right side
    519,067,221.69x = 212,073,022,707,702,816
  5. Step 5: Solve for x
    x = 212,073,022,707,702,816/519,067,221.69
  6. Step 6: Final answer
    x = 408,565,622.81

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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.