Home / 12,940,031,490,131-17,857,804,785,622-7,165,916,522,074.80

Finding the Fourth Proportional to 12,940,031,490,131, 17,857,804,785,622 and 7,165,916,522,074.80

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Solution

The fourth proportional to 12,940,031,490,131, 17,857,804,785,622 and 7,165,916,522,074.80 is: 9,889,275,652,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,940,031,490,131 : 17,857,804,785,622 = 7,165,916,522,074.80 : x
  2. Step 2: Convert to fraction form
    12,940,031,490,131/17,857,804,785,622 = 7,165,916,522,074.80/x
  3. Step 3: Cross multiply
    12,940,031,490,131x = 17,857,804,785,622 × 7,165,916,522,074.80
  4. Step 4: Simplify right side
    12,940,031,490,131x = 127,967,538,361,275,122,964,234,240
  5. Step 5: Solve for x
    x = 127,967,538,361,275,122,964,234,240/12,940,031,490,131
  6. Step 6: Final answer
    x = 9,889,275,652,758.06

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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.