Home / 489,265,120.36-675,185,962.26-269,248,546.36

Finding the Fourth Proportional to 489,265,120.36, 675,185,962.26 and 269,248,546.36

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Solution

The fourth proportional to 489,265,120.36, 675,185,962.26 and 269,248,546.36 is: 371,563,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,265,120.36 : 675,185,962.26 = 269,248,546.36 : x
  2. Step 2: Convert to fraction form
    489,265,120.36/675,185,962.26 = 269,248,546.36/x
  3. Step 3: Cross multiply
    489,265,120.36x = 675,185,962.26 × 269,248,546.36
  4. Step 4: Simplify right side
    489,265,120.36x = 181,792,838,861,182,816
  5. Step 5: Solve for x
    x = 181,792,838,861,182,816/489,265,120.36
  6. Step 6: Final answer
    x = 371,563,046.90

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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.