Home / 957,912,878.80-1,436,449,414.20-440,171,246.80

Finding the Fourth Proportional to 957,912,878.80, 1,436,449,414.20 and 440,171,246.80

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Solution

The fourth proportional to 957,912,878.80, 1,436,449,414.20 and 440,171,246.80 is: 660,063,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,912,878.80 : 1,436,449,414.20 = 440,171,246.80 : x
  2. Step 2: Convert to fraction form
    957,912,878.80/1,436,449,414.20 = 440,171,246.80/x
  3. Step 3: Cross multiply
    957,912,878.80x = 1,436,449,414.20 × 440,171,246.80
  4. Step 4: Simplify right side
    957,912,878.80x = 632,283,729,613,543,680
  5. Step 5: Solve for x
    x = 632,283,729,613,543,680/957,912,878.80
  6. Step 6: Final answer
    x = 660,063,919.81

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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.