Home / 8,306,155,285.45-12,460,530,578.15-2,708,790,535.18

Finding the Fourth Proportional to 8,306,155,285.45, 12,460,530,578.15 and 2,708,790,535.18

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Solution

The fourth proportional to 8,306,155,285.45, 12,460,530,578.15 and 2,708,790,535.18 is: 4,063,608,990.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,155,285.45 : 12,460,530,578.15 = 2,708,790,535.18 : x
  2. Step 2: Convert to fraction form
    8,306,155,285.45/12,460,530,578.15 = 2,708,790,535.18/x
  3. Step 3: Cross multiply
    8,306,155,285.45x = 12,460,530,578.15 × 2,708,790,535.18
  4. Step 4: Simplify right side
    8,306,155,285.45x = 33,752,967,293,413,691,392
  5. Step 5: Solve for x
    x = 33,752,967,293,413,691,392/8,306,155,285.45
  6. Step 6: Final answer
    x = 4,063,608,990.38

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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.