Home / 715,344,924.20-1,073,433,791.09-300,791,745.32

Finding the Fourth Proportional to 715,344,924.20, 1,073,433,791.09 and 300,791,745.32

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Solution

The fourth proportional to 715,344,924.20, 1,073,433,791.09 and 300,791,745.32 is: 451,362,709.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,344,924.20 : 1,073,433,791.09 = 300,791,745.32 : x
  2. Step 2: Convert to fraction form
    715,344,924.20/1,073,433,791.09 = 300,791,745.32/x
  3. Step 3: Cross multiply
    715,344,924.20x = 1,073,433,791.09 × 300,791,745.32
  4. Step 4: Simplify right side
    715,344,924.20x = 322,880,023,502,810,176
  5. Step 5: Solve for x
    x = 322,880,023,502,810,176/715,344,924.20
  6. Step 6: Final answer
    x = 451,362,709.91

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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.