Home / 196,992,078.80-295,488,118.20-192,961,000.40

Finding the Fourth Proportional to 196,992,078.80, 295,488,118.20 and 192,961,000.40

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Solution

The fourth proportional to 196,992,078.80, 295,488,118.20 and 192,961,000.40 is: 289,441,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,078.80 : 295,488,118.20 = 192,961,000.40 : x
  2. Step 2: Convert to fraction form
    196,992,078.80/295,488,118.20 = 192,961,000.40/x
  3. Step 3: Cross multiply
    196,992,078.80x = 295,488,118.20 × 192,961,000.40
  4. Step 4: Simplify right side
    196,992,078.80x = 57,017,682,894,185,448
  5. Step 5: Solve for x
    x = 57,017,682,894,185,448/196,992,078.80
  6. Step 6: Final answer
    x = 289,441,500.60

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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.