Home / 728,136,214.20-1,092,204,321.30-243,462,022.20

Finding the Fourth Proportional to 728,136,214.20, 1,092,204,321.30 and 243,462,022.20

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Solution

The fourth proportional to 728,136,214.20, 1,092,204,321.30 and 243,462,022.20 is: 365,193,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,136,214.20 : 1,092,204,321.30 = 243,462,022.20 : x
  2. Step 2: Convert to fraction form
    728,136,214.20/1,092,204,321.30 = 243,462,022.20/x
  3. Step 3: Cross multiply
    728,136,214.20x = 1,092,204,321.30 × 243,462,022.20
  4. Step 4: Simplify right side
    728,136,214.20x = 265,910,272,719,276,512
  5. Step 5: Solve for x
    x = 265,910,272,719,276,512/728,136,214.20
  6. Step 6: Final answer
    x = 365,193,033.30

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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.