Home / 27,280,642,782.30-40,920,964,173.45-15,526,018,167.90

Finding the Fourth Proportional to 27,280,642,782.30, 40,920,964,173.45 and 15,526,018,167.90

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Solution

The fourth proportional to 27,280,642,782.30, 40,920,964,173.45 and 15,526,018,167.90 is: 23,289,027,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280,642,782.30 : 40,920,964,173.45 = 15,526,018,167.90 : x
  2. Step 2: Convert to fraction form
    27,280,642,782.30/40,920,964,173.45 = 15,526,018,167.90/x
  3. Step 3: Cross multiply
    27,280,642,782.30x = 40,920,964,173.45 × 15,526,018,167.90
  4. Step 4: Simplify right side
    27,280,642,782.30x = 635,339,633,204,969,603,072
  5. Step 5: Solve for x
    x = 635,339,633,204,969,603,072/27,280,642,782.30
  6. Step 6: Final answer
    x = 23,289,027,251.85

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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.