Home / 629,858,314.40-944,787,471.60-323,748,298.40

Finding the Fourth Proportional to 629,858,314.40, 944,787,471.60 and 323,748,298.40

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Solution

The fourth proportional to 629,858,314.40, 944,787,471.60 and 323,748,298.40 is: 485,622,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,858,314.40 : 944,787,471.60 = 323,748,298.40 : x
  2. Step 2: Convert to fraction form
    629,858,314.40/944,787,471.60 = 323,748,298.40/x
  3. Step 3: Cross multiply
    629,858,314.40x = 944,787,471.60 × 323,748,298.40
  4. Step 4: Simplify right side
    629,858,314.40x = 305,873,336,280,138,304
  5. Step 5: Solve for x
    x = 305,873,336,280,138,304/629,858,314.40
  6. Step 6: Final answer
    x = 485,622,447.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.