Home / 196,992,037.80-295,488,056.70-187,586,188.20

Finding the Fourth Proportional to 196,992,037.80, 295,488,056.70 and 187,586,188.20

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Solution

The fourth proportional to 196,992,037.80, 295,488,056.70 and 187,586,188.20 is: 281,379,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,037.80 : 295,488,056.70 = 187,586,188.20 : x
  2. Step 2: Convert to fraction form
    196,992,037.80/295,488,056.70 = 187,586,188.20/x
  3. Step 3: Cross multiply
    196,992,037.80x = 295,488,056.70 × 187,586,188.20
  4. Step 4: Simplify right side
    196,992,037.80x = 55,429,478,214,978,464
  5. Step 5: Solve for x
    x = 55,429,478,214,978,464/196,992,037.80
  6. Step 6: Final answer
    x = 281,379,282.30

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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.