Home / 1,336,436,845.40-2,006,568,455.70-755,306,111.90

Finding the Fourth Proportional to 1,336,436,845.40, 2,006,568,455.70 and 755,306,111.90

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Solution

The fourth proportional to 1,336,436,845.40, 2,006,568,455.70 and 755,306,111.90 is: 1,134,040,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,436,845.40 : 2,006,568,455.70 = 755,306,111.90 : x
  2. Step 2: Convert to fraction form
    1,336,436,845.40/2,006,568,455.70 = 755,306,111.90/x
  3. Step 3: Cross multiply
    1,336,436,845.40x = 2,006,568,455.70 × 755,306,111.90
  4. Step 4: Simplify right side
    1,336,436,845.40x = 1,515,573,418,535,954,432
  5. Step 5: Solve for x
    x = 1,515,573,418,535,954,432/1,336,436,845.40
  6. Step 6: Final answer
    x = 1,134,040,432.78

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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.