Home / 274,388,668.40-378,133,062.80-269,345,293.32

Finding the Fourth Proportional to 274,388,668.40, 378,133,062.80 and 269,345,293.32

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Solution

The fourth proportional to 274,388,668.40, 378,133,062.80 and 269,345,293.32 is: 371,182,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,388,668.40 : 378,133,062.80 = 269,345,293.32 : x
  2. Step 2: Convert to fraction form
    274,388,668.40/378,133,062.80 = 269,345,293.32/x
  3. Step 3: Cross multiply
    274,388,668.40x = 378,133,062.80 × 269,345,293.32
  4. Step 4: Simplify right side
    274,388,668.40x = 101,848,360,713,855,984
  5. Step 5: Solve for x
    x = 101,848,360,713,855,984/274,388,668.40
  6. Step 6: Final answer
    x = 371,182,823.65

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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.