Home / 196,992,048.30-295,488,072.45-187,586,198.70

Finding the Fourth Proportional to 196,992,048.30, 295,488,072.45 and 187,586,198.70

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Solution

The fourth proportional to 196,992,048.30, 295,488,072.45 and 187,586,198.70 is: 281,379,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,048.30 : 295,488,072.45 = 187,586,198.70 : x
  2. Step 2: Convert to fraction form
    196,992,048.30/295,488,072.45 = 187,586,198.70/x
  3. Step 3: Cross multiply
    196,992,048.30x = 295,488,072.45 × 187,586,198.70
  4. Step 4: Simplify right side
    196,992,048.30x = 55,429,484,272,085,688
  5. Step 5: Solve for x
    x = 55,429,484,272,085,688/196,992,048.30
  6. Step 6: Final answer
    x = 281,379,298.05

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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.