Home / 27,379,358,619,856-37,784,421,023,136-15,047,774,786,198

Finding the Fourth Proportional to 27,379,358,619,856, 37,784,421,023,136 and 15,047,774,786,198

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Solution

The fourth proportional to 27,379,358,619,856, 37,784,421,023,136 and 15,047,774,786,198 is: 20,766,427,215,380.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379,358,619,856 : 37,784,421,023,136 = 15,047,774,786,198 : x
  2. Step 2: Convert to fraction form
    27,379,358,619,856/37,784,421,023,136 = 15,047,774,786,198/x
  3. Step 3: Cross multiply
    27,379,358,619,856x = 37,784,421,023,136 × 15,047,774,786,198
  4. Step 4: Simplify right side
    27,379,358,619,856x = 568,571,457,983,035,505,175,953,408
  5. Step 5: Solve for x
    x = 568,571,457,983,035,505,175,953,408/27,379,358,619,856
  6. Step 6: Final answer
    x = 20,766,427,215,380.32

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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.