Home / 222,207,315.38-333,310,021.07-56,212,391.51

Finding the Fourth Proportional to 222,207,315.38, 333,310,021.07 and 56,212,391.51

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Solution

The fourth proportional to 222,207,315.38, 333,310,021.07 and 56,212,391.51 is: 84,318,346.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,207,315.38 : 333,310,021.07 = 56,212,391.51 : x
  2. Step 2: Convert to fraction form
    222,207,315.38/333,310,021.07 = 56,212,391.51/x
  3. Step 3: Cross multiply
    222,207,315.38x = 333,310,021.07 × 56,212,391.51
  4. Step 4: Simplify right side
    222,207,315.38x = 18,736,153,396,645,576
  5. Step 5: Solve for x
    x = 18,736,153,396,645,576/222,207,315.38
  6. Step 6: Final answer
    x = 84,318,346.43

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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.