Home / 269,511,704.52-371,927,272.80-145,752,381.60

Finding the Fourth Proportional to 269,511,704.52, 371,927,272.80 and 145,752,381.60

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Solution

The fourth proportional to 269,511,704.52, 371,927,272.80 and 145,752,381.60 is: 201,138,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,704.52 : 371,927,272.80 = 145,752,381.60 : x
  2. Step 2: Convert to fraction form
    269,511,704.52/371,927,272.80 = 145,752,381.60/x
  3. Step 3: Cross multiply
    269,511,704.52x = 371,927,272.80 × 145,752,381.60
  4. Step 4: Simplify right side
    269,511,704.52x = 54,209,285,792,592,904
  5. Step 5: Solve for x
    x = 54,209,285,792,592,904/269,511,704.52
  6. Step 6: Final answer
    x = 201,138,892.61

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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.