Home / 196,992,562.70-295,488,844.05-186,410,981.90

Finding the Fourth Proportional to 196,992,562.70, 295,488,844.05 and 186,410,981.90

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Solution

The fourth proportional to 196,992,562.70, 295,488,844.05 and 186,410,981.90 is: 279,616,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,562.70 : 295,488,844.05 = 186,410,981.90 : x
  2. Step 2: Convert to fraction form
    196,992,562.70/295,488,844.05 = 186,410,981.90/x
  3. Step 3: Cross multiply
    196,992,562.70x = 295,488,844.05 × 186,410,981.90
  4. Step 4: Simplify right side
    196,992,562.70x = 55,082,365,559,856,480
  5. Step 5: Solve for x
    x = 55,082,365,559,856,480/196,992,562.70
  6. Step 6: Final answer
    x = 279,616,472.85

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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.