Home / 20,068,588,794.43-27,695,380,701.16-11,496,672,121.16

Finding the Fourth Proportional to 20,068,588,794.43, 27,695,380,701.16 and 11,496,672,121.16

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Solution

The fourth proportional to 20,068,588,794.43, 27,695,380,701.16 and 11,496,672,121.16 is: 15,865,824,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068,588,794.43 : 27,695,380,701.16 = 11,496,672,121.16 : x
  2. Step 2: Convert to fraction form
    20,068,588,794.43/27,695,380,701.16 = 11,496,672,121.16/x
  3. Step 3: Cross multiply
    20,068,588,794.43x = 27,695,380,701.16 × 11,496,672,121.16
  4. Step 4: Simplify right side
    20,068,588,794.43x = 318,404,711,191,994,302,464
  5. Step 5: Solve for x
    x = 318,404,711,191,994,302,464/20,068,588,794.43
  6. Step 6: Final answer
    x = 15,865,824,670.26

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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.