Home / 202,242,916.80-303,364,375.20-196,574,212.80

Finding the Fourth Proportional to 202,242,916.80, 303,364,375.20 and 196,574,212.80

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Solution

The fourth proportional to 202,242,916.80, 303,364,375.20 and 196,574,212.80 is: 294,861,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,242,916.80 : 303,364,375.20 = 196,574,212.80 : x
  2. Step 2: Convert to fraction form
    202,242,916.80/303,364,375.20 = 196,574,212.80/x
  3. Step 3: Cross multiply
    202,242,916.80x = 303,364,375.20 × 196,574,212.80
  4. Step 4: Simplify right side
    202,242,916.80x = 59,633,613,246,503,840
  5. Step 5: Solve for x
    x = 59,633,613,246,503,840/202,242,916.80
  6. Step 6: Final answer
    x = 294,861,319.20

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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.