Home / 27,280,642,764.30-40,920,964,146.45-15,526,018,149.90

Finding the Fourth Proportional to 27,280,642,764.30, 40,920,964,146.45 and 15,526,018,149.90

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Solution

The fourth proportional to 27,280,642,764.30, 40,920,964,146.45 and 15,526,018,149.90 is: 23,289,027,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280,642,764.30 : 40,920,964,146.45 = 15,526,018,149.90 : x
  2. Step 2: Convert to fraction form
    27,280,642,764.30/40,920,964,146.45 = 15,526,018,149.90/x
  3. Step 3: Cross multiply
    27,280,642,764.30x = 40,920,964,146.45 × 15,526,018,149.90
  4. Step 4: Simplify right side
    27,280,642,764.30x = 635,339,632,049,189,814,272
  5. Step 5: Solve for x
    x = 635,339,632,049,189,814,272/27,280,642,764.30
  6. Step 6: Final answer
    x = 23,289,027,224.85

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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.