Home / 274,388,632.58-378,133,013.51-269,345,257.49

Finding the Fourth Proportional to 274,388,632.58, 378,133,013.51 and 269,345,257.49

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Solution

The fourth proportional to 274,388,632.58, 378,133,013.51 and 269,345,257.49 is: 371,182,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,388,632.58 : 378,133,013.51 = 269,345,257.49 : x
  2. Step 2: Convert to fraction form
    274,388,632.58/378,133,013.51 = 269,345,257.49/x
  3. Step 3: Cross multiply
    274,388,632.58x = 378,133,013.51 × 269,345,257.49
  4. Step 4: Simplify right side
    274,388,632.58x = 101,848,333,889,931,936
  5. Step 5: Solve for x
    x = 101,848,333,889,931,936/274,388,632.58
  6. Step 6: Final answer
    x = 371,182,774.34

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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.