Home / 27,757,879,978,158-38,305,359,042,644-15,257,342,785,103

Finding the Fourth Proportional to 27,757,879,978,158, 38,305,359,042,644 and 15,257,342,785,103

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Solution

The fourth proportional to 27,757,879,978,158, 38,305,359,042,644 and 15,257,342,785,103 is: 21,054,849,789,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,757,879,978,158 : 38,305,359,042,644 = 15,257,342,785,103 : x
  2. Step 2: Convert to fraction form
    27,757,879,978,158/38,305,359,042,644 = 15,257,342,785,103/x
  3. Step 3: Cross multiply
    27,757,879,978,158x = 38,305,359,042,644 × 15,257,342,785,103
  4. Step 4: Simplify right side
    27,757,879,978,158x = 584,437,993,420,064,394,718,478,336
  5. Step 5: Solve for x
    x = 584,437,993,420,064,394,718,478,336/27,757,879,978,158
  6. Step 6: Final answer
    x = 21,054,849,789,679.34

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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.