Home / 659,789,322,295.02-989,149,907,682.28-206,274,784,368.42

Finding the Fourth Proportional to 659,789,322,295.02, 989,149,907,682.28 and 206,274,784,368.42

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Solution

The fourth proportional to 659,789,322,295.02, 989,149,907,682.28 and 206,274,784,368.42 is: 309,245,204,522.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,789,322,295.02 : 989,149,907,682.28 = 206,274,784,368.42 : x
  2. Step 2: Convert to fraction form
    659,789,322,295.02/989,149,907,682.28 = 206,274,784,368.42/x
  3. Step 3: Cross multiply
    659,789,322,295.02x = 989,149,907,682.28 × 206,274,784,368.42
  4. Step 4: Simplify right side
    659,789,322,295.02x = 204,036,683,915,204,864,507,904
  5. Step 5: Solve for x
    x = 204,036,683,915,204,864,507,904/659,789,322,295.02
  6. Step 6: Final answer
    x = 309,245,204,522.99

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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.