Home / 354,078,191.93-488,628,375.56-195,304,754.22

Finding the Fourth Proportional to 354,078,191.93, 488,628,375.56 and 195,304,754.22

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Solution

The fourth proportional to 354,078,191.93, 488,628,375.56 and 195,304,754.22 is: 269,520,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,078,191.93 : 488,628,375.56 = 195,304,754.22 : x
  2. Step 2: Convert to fraction form
    354,078,191.93/488,628,375.56 = 195,304,754.22/x
  3. Step 3: Cross multiply
    354,078,191.93x = 488,628,375.56 × 195,304,754.22
  4. Step 4: Simplify right side
    354,078,191.93x = 95,431,444,792,687,136
  5. Step 5: Solve for x
    x = 95,431,444,792,687,136/354,078,191.93
  6. Step 6: Final answer
    x = 269,520,820.45

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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.