Home / 824,383,986.66-1,237,188,998.93-333,101,528.13

Finding the Fourth Proportional to 824,383,986.66, 1,237,188,998.93 and 333,101,528.13

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Solution

The fourth proportional to 824,383,986.66, 1,237,188,998.93 and 333,101,528.13 is: 499,899,989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,383,986.66 : 1,237,188,998.93 = 333,101,528.13 : x
  2. Step 2: Convert to fraction form
    824,383,986.66/1,237,188,998.93 = 333,101,528.13/x
  3. Step 3: Cross multiply
    824,383,986.66x = 1,237,188,998.93 × 333,101,528.13
  4. Step 4: Simplify right side
    824,383,986.66x = 412,109,546,129,207,936
  5. Step 5: Solve for x
    x = 412,109,546,129,207,936/824,383,986.66
  6. Step 6: Final answer
    x = 499,899,989.32

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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.