Home / 274,954,503,499.26-379,416,702,819.51-154,637,196,435.42

Finding the Fourth Proportional to 274,954,503,499.26, 379,416,702,819.51 and 154,637,196,435.42

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Solution

The fourth proportional to 274,954,503,499.26, 379,416,702,819.51 and 154,637,196,435.42 is: 213,387,794,919.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,954,503,499.26 : 379,416,702,819.51 = 154,637,196,435.42 : x
  2. Step 2: Convert to fraction form
    274,954,503,499.26/379,416,702,819.51 = 154,637,196,435.42/x
  3. Step 3: Cross multiply
    274,954,503,499.26x = 379,416,702,819.51 × 154,637,196,435.42
  4. Step 4: Simplify right side
    274,954,503,499.26x = 58,671,935,204,779,949,555,712
  5. Step 5: Solve for x
    x = 58,671,935,204,779,949,555,712/274,954,503,499.26
  6. Step 6: Final answer
    x = 213,387,794,919.09

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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.