Home / 354,078,193.93-488,628,378.32-195,304,756.22

Finding the Fourth Proportional to 354,078,193.93, 488,628,378.32 and 195,304,756.22

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Solution

The fourth proportional to 354,078,193.93, 488,628,378.32 and 195,304,756.22 is: 269,520,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,078,193.93 : 488,628,378.32 = 195,304,756.22 : x
  2. Step 2: Convert to fraction form
    354,078,193.93/488,628,378.32 = 195,304,756.22/x
  3. Step 3: Cross multiply
    354,078,193.93x = 488,628,378.32 × 195,304,756.22
  4. Step 4: Simplify right side
    354,078,193.93x = 95,431,446,309,961,536
  5. Step 5: Solve for x
    x = 95,431,446,309,961,536/354,078,193.93
  6. Step 6: Final answer
    x = 269,520,823.21

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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.