Home / 198,701,065.24-274,202,458.32-109,392,117.81

Finding the Fourth Proportional to 198,701,065.24, 274,202,458.32 and 109,392,117.81

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Solution

The fourth proportional to 198,701,065.24, 274,202,458.32 and 109,392,117.81 is: 150,958,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,701,065.24 : 274,202,458.32 = 109,392,117.81 : x
  2. Step 2: Convert to fraction form
    198,701,065.24/274,202,458.32 = 109,392,117.81/x
  3. Step 3: Cross multiply
    198,701,065.24x = 274,202,458.32 × 109,392,117.81
  4. Step 4: Simplify right side
    198,701,065.24x = 29,995,587,624,333,056
  5. Step 5: Solve for x
    x = 29,995,587,624,333,056/198,701,065.24
  6. Step 6: Final answer
    x = 150,958,363.45

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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.