Home / 664,243,069.80-996,931,475.10-296,344,180.20

Finding the Fourth Proportional to 664,243,069.80, 996,931,475.10 and 296,344,180.20

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Solution

The fourth proportional to 664,243,069.80, 996,931,475.10 and 296,344,180.20 is: 444,769,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,243,069.80 : 996,931,475.10 = 296,344,180.20 : x
  2. Step 2: Convert to fraction form
    664,243,069.80/996,931,475.10 = 296,344,180.20/x
  3. Step 3: Cross multiply
    664,243,069.80x = 996,931,475.10 × 296,344,180.20
  4. Step 4: Simplify right side
    664,243,069.80x = 295,434,840,704,086,208
  5. Step 5: Solve for x
    x = 295,434,840,704,086,208/664,243,069.80
  6. Step 6: Final answer
    x = 444,769,172.82

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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.