Home / 323,308,355.58-485,269,133.22-200,114,020.80

Finding the Fourth Proportional to 323,308,355.58, 485,269,133.22 and 200,114,020.80

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Solution

The fourth proportional to 323,308,355.58, 485,269,133.22 and 200,114,020.80 is: 300,360,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,308,355.58 : 485,269,133.22 = 200,114,020.80 : x
  2. Step 2: Convert to fraction form
    323,308,355.58/485,269,133.22 = 200,114,020.80/x
  3. Step 3: Cross multiply
    323,308,355.58x = 485,269,133.22 × 200,114,020.80
  4. Step 4: Simplify right side
    323,308,355.58x = 97,109,157,418,785,056
  5. Step 5: Solve for x
    x = 97,109,157,418,785,056/323,308,355.58
  6. Step 6: Final answer
    x = 300,360,803.37

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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.