Home / 201,465,344.20-302,198,016.30-196,986,368.20

Finding the Fourth Proportional to 201,465,344.20, 302,198,016.30 and 196,986,368.20

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Solution

The fourth proportional to 201,465,344.20, 302,198,016.30 and 196,986,368.20 is: 295,479,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,344.20 : 302,198,016.30 = 196,986,368.20 : x
  2. Step 2: Convert to fraction form
    201,465,344.20/302,198,016.30 = 196,986,368.20/x
  3. Step 3: Cross multiply
    201,465,344.20x = 302,198,016.30 × 196,986,368.20
  4. Step 4: Simplify right side
    201,465,344.20x = 59,528,889,708,181,400
  5. Step 5: Solve for x
    x = 59,528,889,708,181,400/201,465,344.20
  6. Step 6: Final answer
    x = 295,479,552.30

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1.5x scale

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.