Home / 269,722,822.84-372,218,422.38-145,963,467.64

Finding the Fourth Proportional to 269,722,822.84, 372,218,422.38 and 145,963,467.64

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Solution

The fourth proportional to 269,722,822.84, 372,218,422.38 and 145,963,467.64 is: 201,430,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,722,822.84 : 372,218,422.38 = 145,963,467.64 : x
  2. Step 2: Convert to fraction form
    269,722,822.84/372,218,422.38 = 145,963,467.64/x
  3. Step 3: Cross multiply
    269,722,822.84x = 372,218,422.38 × 145,963,467.64
  4. Step 4: Simplify right side
    269,722,822.84x = 54,330,291,650,074,976
  5. Step 5: Solve for x
    x = 54,330,291,650,074,976/269,722,822.84
  6. Step 6: Final answer
    x = 201,430,086.92

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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.