Home / 196,223,998.80-294,335,998.20-192,192,920.40

Finding the Fourth Proportional to 196,223,998.80, 294,335,998.20 and 192,192,920.40

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Solution

The fourth proportional to 196,223,998.80, 294,335,998.20 and 192,192,920.40 is: 288,289,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,223,998.80 : 294,335,998.20 = 192,192,920.40 : x
  2. Step 2: Convert to fraction form
    196,223,998.80/294,335,998.20 = 192,192,920.40/x
  3. Step 3: Cross multiply
    196,223,998.80x = 294,335,998.20 × 192,192,920.40
  4. Step 4: Simplify right side
    196,223,998.80x = 56,569,295,072,907,144
  5. Step 5: Solve for x
    x = 56,569,295,072,907,144/196,223,998.80
  6. Step 6: Final answer
    x = 288,289,380.60

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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.