Home / 222,760,736.12-307,384,883.94-123,645,661.02

Finding the Fourth Proportional to 222,760,736.12, 307,384,883.94 and 123,645,661.02

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Solution

The fourth proportional to 222,760,736.12, 307,384,883.94 and 123,645,661.02 is: 170,617,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,760,736.12 : 307,384,883.94 = 123,645,661.02 : x
  2. Step 2: Convert to fraction form
    222,760,736.12/307,384,883.94 = 123,645,661.02/x
  3. Step 3: Cross multiply
    222,760,736.12x = 307,384,883.94 × 123,645,661.02
  4. Step 4: Simplify right side
    222,760,736.12x = 38,006,807,162,317,280
  5. Step 5: Solve for x
    x = 38,006,807,162,317,280/222,760,736.12
  6. Step 6: Final answer
    x = 170,617,173.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.