Home / 209,952,198.30-314,928,297.45-197,187,116.70

Finding the Fourth Proportional to 209,952,198.30, 314,928,297.45 and 197,187,116.70

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Solution

The fourth proportional to 209,952,198.30, 314,928,297.45 and 197,187,116.70 is: 295,780,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,198.30 : 314,928,297.45 = 197,187,116.70 : x
  2. Step 2: Convert to fraction form
    209,952,198.30/314,928,297.45 = 197,187,116.70/x
  3. Step 3: Cross multiply
    209,952,198.30x = 314,928,297.45 × 197,187,116.70
  4. Step 4: Simplify right side
    209,952,198.30x = 62,099,802,941,405,456
  5. Step 5: Solve for x
    x = 62,099,802,941,405,456/209,952,198.30
  6. Step 6: Final answer
    x = 295,780,675.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.