Home / 10,917,515,908.80-16,376,273,863.20-9,103,530,628.80

Finding the Fourth Proportional to 10,917,515,908.80, 16,376,273,863.20 and 9,103,530,628.80

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Solution

The fourth proportional to 10,917,515,908.80, 16,376,273,863.20 and 9,103,530,628.80 is: 13,655,295,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,515,908.80 : 16,376,273,863.20 = 9,103,530,628.80 : x
  2. Step 2: Convert to fraction form
    10,917,515,908.80/16,376,273,863.20 = 9,103,530,628.80/x
  3. Step 3: Cross multiply
    10,917,515,908.80x = 16,376,273,863.20 × 9,103,530,628.80
  4. Step 4: Simplify right side
    10,917,515,908.80x = 149,081,910,699,258,085,376
  5. Step 5: Solve for x
    x = 149,081,910,699,258,085,376/10,917,515,908.80
  6. Step 6: Final answer
    x = 13,655,295,943.20

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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.