Home / 16,500,161,855.79-22,770,772,759.76-9,267,481,949.67

Finding the Fourth Proportional to 16,500,161,855.79, 22,770,772,759.76 and 9,267,481,949.67

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Solution

The fourth proportional to 16,500,161,855.79, 22,770,772,759.76 and 9,267,481,949.67 is: 12,789,433,665.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,500,161,855.79 : 22,770,772,759.76 = 9,267,481,949.67 : x
  2. Step 2: Convert to fraction form
    16,500,161,855.79/22,770,772,759.76 = 9,267,481,949.67/x
  3. Step 3: Cross multiply
    16,500,161,855.79x = 22,770,772,759.76 × 9,267,481,949.67
  4. Step 4: Simplify right side
    16,500,161,855.79x = 211,027,725,531,076,067,328
  5. Step 5: Solve for x
    x = 211,027,725,531,076,067,328/16,500,161,855.79
  6. Step 6: Final answer
    x = 12,789,433,665.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.