Home / 200,831,539.11-301,109,781.99-102,272,463.33

Finding the Fourth Proportional to 200,831,539.11, 301,109,781.99 and 102,272,463.33

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Solution

The fourth proportional to 200,831,539.11, 301,109,781.99 and 102,272,463.33 is: 153,338,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,831,539.11 : 301,109,781.99 = 102,272,463.33 : x
  2. Step 2: Convert to fraction form
    200,831,539.11/301,109,781.99 = 102,272,463.33/x
  3. Step 3: Cross multiply
    200,831,539.11x = 301,109,781.99 × 102,272,463.33
  4. Step 4: Simplify right side
    200,831,539.11x = 30,795,239,136,876,568
  5. Step 5: Solve for x
    x = 30,795,239,136,876,568/200,831,539.11
  6. Step 6: Final answer
    x = 153,338,660.22

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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.