Home / 665,289,469,421.45-997,794,558,670.10-187,647,067,282.60

Finding the Fourth Proportional to 665,289,469,421.45, 997,794,558,670.10 and 187,647,067,282.60

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Solution

The fourth proportional to 665,289,469,421.45, 997,794,558,670.10 and 187,647,067,282.60 is: 281,431,213,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,289,469,421.45 : 997,794,558,670.10 = 187,647,067,282.60 : x
  2. Step 2: Convert to fraction form
    665,289,469,421.45/997,794,558,670.10 = 187,647,067,282.60/x
  3. Step 3: Cross multiply
    665,289,469,421.45x = 997,794,558,670.10 × 187,647,067,282.60
  4. Step 4: Simplify right side
    665,289,469,421.45x = 187,233,222,684,980,426,047,488
  5. Step 5: Solve for x
    x = 187,233,222,684,980,426,047,488/665,289,469,421.45
  6. Step 6: Final answer
    x = 281,431,213,465.32

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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.