Home / 742,203,456.24-1,024,212,709.32-412,199,852.88

Finding the Fourth Proportional to 742,203,456.24, 1,024,212,709.32 and 412,199,852.88

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Solution

The fourth proportional to 742,203,456.24, 1,024,212,709.32 and 412,199,852.88 is: 568,820,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,203,456.24 : 1,024,212,709.32 = 412,199,852.88 : x
  2. Step 2: Convert to fraction form
    742,203,456.24/1,024,212,709.32 = 412,199,852.88/x
  3. Step 3: Cross multiply
    742,203,456.24x = 1,024,212,709.32 × 412,199,852.88
  4. Step 4: Simplify right side
    742,203,456.24x = 422,180,328,099,530,240
  5. Step 5: Solve for x
    x = 422,180,328,099,530,240/742,203,456.24
  6. Step 6: Final answer
    x = 568,820,213.04

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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.