Home / 448,339,578.12-618,719,577.30-250,099,662.96

Finding the Fourth Proportional to 448,339,578.12, 618,719,577.30 and 250,099,662.96

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Solution

The fourth proportional to 448,339,578.12, 618,719,577.30 and 250,099,662.96 is: 345,143,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,339,578.12 : 618,719,577.30 = 250,099,662.96 : x
  2. Step 2: Convert to fraction form
    448,339,578.12/618,719,577.30 = 250,099,662.96/x
  3. Step 3: Cross multiply
    448,339,578.12x = 618,719,577.30 × 250,099,662.96
  4. Step 4: Simplify right side
    448,339,578.12x = 154,741,557,749,483,648
  5. Step 5: Solve for x
    x = 154,741,557,749,483,648/448,339,578.12
  6. Step 6: Final answer
    x = 345,143,648.48

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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.