Home / 308,222,468.70-462,284,488.22-89,821,724.45

Finding the Fourth Proportional to 308,222,468.70, 462,284,488.22 and 89,821,724.45

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Solution

The fourth proportional to 308,222,468.70, 462,284,488.22 and 89,821,724.45 is: 134,718,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,222,468.70 : 462,284,488.22 = 89,821,724.45 : x
  2. Step 2: Convert to fraction form
    308,222,468.70/462,284,488.22 = 89,821,724.45/x
  3. Step 3: Cross multiply
    308,222,468.70x = 462,284,488.22 × 89,821,724.45
  4. Step 4: Simplify right side
    308,222,468.70x = 41,523,189,915,645,576
  5. Step 5: Solve for x
    x = 41,523,189,915,645,576/308,222,468.70
  6. Step 6: Final answer
    x = 134,718,244.55

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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.