Home / 511,946,571.40-706,481,238.86-276,992,076.62

Finding the Fourth Proportional to 511,946,571.40, 706,481,238.86 and 276,992,076.62

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Solution

The fourth proportional to 511,946,571.40, 706,481,238.86 and 276,992,076.62 is: 382,246,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,946,571.40 : 706,481,238.86 = 276,992,076.62 : x
  2. Step 2: Convert to fraction form
    511,946,571.40/706,481,238.86 = 276,992,076.62/x
  3. Step 3: Cross multiply
    511,946,571.40x = 706,481,238.86 × 276,992,076.62
  4. Step 4: Simplify right side
    511,946,571.40x = 195,689,705,444,901,664
  5. Step 5: Solve for x
    x = 195,689,705,444,901,664/511,946,571.40
  6. Step 6: Final answer
    x = 382,246,344.40

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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.