Home / 196,992,079.80-295,488,119.70-187,586,230.20

Finding the Fourth Proportional to 196,992,079.80, 295,488,119.70 and 187,586,230.20

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Solution

The fourth proportional to 196,992,079.80, 295,488,119.70 and 187,586,230.20 is: 281,379,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,079.80 : 295,488,119.70 = 187,586,230.20 : x
  2. Step 2: Convert to fraction form
    196,992,079.80/295,488,119.70 = 187,586,230.20/x
  3. Step 3: Cross multiply
    196,992,079.80x = 295,488,119.70 × 187,586,230.20
  4. Step 4: Simplify right side
    196,992,079.80x = 55,429,502,443,409,352
  5. Step 5: Solve for x
    x = 55,429,502,443,409,352/196,992,079.80
  6. Step 6: Final answer
    x = 281,379,345.30

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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.