Home / 446,199,407.33-615,106,215.99-311,820,115.14

Finding the Fourth Proportional to 446,199,407.33, 615,106,215.99 and 311,820,115.14

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Solution

The fourth proportional to 446,199,407.33, 615,106,215.99 and 311,820,115.14 is: 429,858,238.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,199,407.33 : 615,106,215.99 = 311,820,115.14 : x
  2. Step 2: Convert to fraction form
    446,199,407.33/615,106,215.99 = 311,820,115.14/x
  3. Step 3: Cross multiply
    446,199,407.33x = 615,106,215.99 × 311,820,115.14
  4. Step 4: Simplify right side
    446,199,407.33x = 191,802,491,093,331,488
  5. Step 5: Solve for x
    x = 191,802,491,093,331,488/446,199,407.33
  6. Step 6: Final answer
    x = 429,858,238.14

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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.