Home / 27,231,892,751.11-40,860,250,538.36-13,976,459,561.78

Finding the Fourth Proportional to 27,231,892,751.11, 40,860,250,538.36 and 13,976,459,561.78

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Solution

The fourth proportional to 27,231,892,751.11, 40,860,250,538.36 and 13,976,459,561.78 is: 20,971,059,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231,892,751.11 : 40,860,250,538.36 = 13,976,459,561.78 : x
  2. Step 2: Convert to fraction form
    27,231,892,751.11/40,860,250,538.36 = 13,976,459,561.78/x
  3. Step 3: Cross multiply
    27,231,892,751.11x = 40,860,250,538.36 × 13,976,459,561.78
  4. Step 4: Simplify right side
    27,231,892,751.11x = 571,081,639,333,464,375,296
  5. Step 5: Solve for x
    x = 571,081,639,333,464,375,296/27,231,892,751.11
  6. Step 6: Final answer
    x = 20,971,059,358.71

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1.5x scale

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.