Home / 16,890,397,780.80-25,347,689,906.40-7,082,784,033.60

Finding the Fourth Proportional to 16,890,397,780.80, 25,347,689,906.40 and 7,082,784,033.60

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Solution

The fourth proportional to 16,890,397,780.80, 25,347,689,906.40 and 7,082,784,033.60 is: 10,629,247,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,397,780.80 : 25,347,689,906.40 = 7,082,784,033.60 : x
  2. Step 2: Convert to fraction form
    16,890,397,780.80/25,347,689,906.40 = 7,082,784,033.60/x
  3. Step 3: Cross multiply
    16,890,397,780.80x = 25,347,689,906.40 × 7,082,784,033.60
  4. Step 4: Simplify right side
    16,890,397,780.80x = 179,532,213,357,693,829,120
  5. Step 5: Solve for x
    x = 179,532,213,357,693,829,120/16,890,397,780.80
  6. Step 6: Final answer
    x = 10,629,247,202.32

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1.5x scale

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.