Home / 773,384,821,301.92-1,067,327,461,819.90-448,308,037,391.82

Finding the Fourth Proportional to 773,384,821,301.92, 1,067,327,461,819.90 and 448,308,037,391.82

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Solution

The fourth proportional to 773,384,821,301.92, 1,067,327,461,819.90 and 448,308,037,391.82 is: 618,697,789,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,384,821,301.92 : 1,067,327,461,819.90 = 448,308,037,391.82 : x
  2. Step 2: Convert to fraction form
    773,384,821,301.92/1,067,327,461,819.90 = 448,308,037,391.82/x
  3. Step 3: Cross multiply
    773,384,821,301.92x = 1,067,327,461,819.90 × 448,308,037,391.82
  4. Step 4: Simplify right side
    773,384,821,301.92x = 478,491,479,662,872,049,483,776
  5. Step 5: Solve for x
    x = 478,491,479,662,872,049,483,776/773,384,821,301.92
  6. Step 6: Final answer
    x = 618,697,789,875.65

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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.