Home / 329,015,216.88-454,089,730.76-208,324,422.48

Finding the Fourth Proportional to 329,015,216.88, 454,089,730.76 and 208,324,422.48

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Solution

The fourth proportional to 329,015,216.88, 454,089,730.76 and 208,324,422.48 is: 287,518,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,015,216.88 : 454,089,730.76 = 208,324,422.48 : x
  2. Step 2: Convert to fraction form
    329,015,216.88/454,089,730.76 = 208,324,422.48/x
  3. Step 3: Cross multiply
    329,015,216.88x = 454,089,730.76 × 208,324,422.48
  4. Step 4: Simplify right side
    329,015,216.88x = 94,597,980,914,675,680
  5. Step 5: Solve for x
    x = 94,597,980,914,675,680/329,015,216.88
  6. Step 6: Final answer
    x = 287,518,558.60

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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.