Home / 14,616,912,029.78-20,170,816,694.45-8,273,143,660.16

Finding the Fourth Proportional to 14,616,912,029.78, 20,170,816,694.45 and 8,273,143,660.16

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Solution

The fourth proportional to 14,616,912,029.78, 20,170,816,694.45 and 8,273,143,660.16 is: 11,416,642,852.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616,912,029.78 : 20,170,816,694.45 = 8,273,143,660.16 : x
  2. Step 2: Convert to fraction form
    14,616,912,029.78/20,170,816,694.45 = 8,273,143,660.16/x
  3. Step 3: Cross multiply
    14,616,912,029.78x = 20,170,816,694.45 × 8,273,143,660.16
  4. Step 4: Simplify right side
    14,616,912,029.78x = 166,876,064,255,796,281,344
  5. Step 5: Solve for x
    x = 166,876,064,255,796,281,344/14,616,912,029.78
  6. Step 6: Final answer
    x = 11,416,642,852.87

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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.