Home / 197,322,407.80-295,983,611.70-83,840,270.20

Finding the Fourth Proportional to 197,322,407.80, 295,983,611.70 and 83,840,270.20

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Solution

The fourth proportional to 197,322,407.80, 295,983,611.70 and 83,840,270.20 is: 125,760,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,322,407.80 : 295,983,611.70 = 83,840,270.20 : x
  2. Step 2: Convert to fraction form
    197,322,407.80/295,983,611.70 = 83,840,270.20/x
  3. Step 3: Cross multiply
    197,322,407.80x = 295,983,611.70 × 83,840,270.20
  4. Step 4: Simplify right side
    197,322,407.80x = 24,815,345,979,699,880
  5. Step 5: Solve for x
    x = 24,815,345,979,699,880/197,322,407.80
  6. Step 6: Final answer
    x = 125,760,405.30

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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.