Home / 274,388,667.40-378,133,061.43-269,345,292.31

Finding the Fourth Proportional to 274,388,667.40, 378,133,061.43 and 269,345,292.31

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Solution

The fourth proportional to 274,388,667.40, 378,133,061.43 and 269,345,292.31 is: 371,182,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,388,667.40 : 378,133,061.43 = 269,345,292.31 : x
  2. Step 2: Convert to fraction form
    274,388,667.40/378,133,061.43 = 269,345,292.31/x
  3. Step 3: Cross multiply
    274,388,667.40x = 378,133,061.43 × 269,345,292.31
  4. Step 4: Simplify right side
    274,388,667.40x = 101,848,359,962,938,544
  5. Step 5: Solve for x
    x = 101,848,359,962,938,544/274,388,667.40
  6. Step 6: Final answer
    x = 371,182,822.26

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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.