Home / 308,222,469.70-462,284,489.71-89,821,725.45

Finding the Fourth Proportional to 308,222,469.70, 462,284,489.71 and 89,821,725.45

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Solution

The fourth proportional to 308,222,469.70, 462,284,489.71 and 89,821,725.45 is: 134,718,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,222,469.70 : 462,284,489.71 = 89,821,725.45 : x
  2. Step 2: Convert to fraction form
    308,222,469.70/462,284,489.71 = 89,821,725.45/x
  3. Step 3: Cross multiply
    308,222,469.70x = 462,284,489.71 × 89,821,725.45
  4. Step 4: Simplify right side
    308,222,469.70x = 41,523,190,514,524,968
  5. Step 5: Solve for x
    x = 41,523,190,514,524,968/308,222,469.70
  6. Step 6: Final answer
    x = 134,718,246.06

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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.