Home / 329,015,214.38-454,089,727.31-208,324,419.98

Finding the Fourth Proportional to 329,015,214.38, 454,089,727.31 and 208,324,419.98

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Solution

The fourth proportional to 329,015,214.38, 454,089,727.31 and 208,324,419.98 is: 287,518,555.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,015,214.38 : 454,089,727.31 = 208,324,419.98 : x
  2. Step 2: Convert to fraction form
    329,015,214.38/454,089,727.31 = 208,324,419.98/x
  3. Step 3: Cross multiply
    329,015,214.38x = 454,089,727.31 × 208,324,419.98
  4. Step 4: Simplify right side
    329,015,214.38x = 94,597,979,057,420,048
  5. Step 5: Solve for x
    x = 94,597,979,057,420,048/329,015,214.38
  6. Step 6: Final answer
    x = 287,518,555.14

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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.