Home / 1,900,368,608.20-2,850,552,912.30-970,559,434.60

Finding the Fourth Proportional to 1,900,368,608.20, 2,850,552,912.30 and 970,559,434.60

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Solution

The fourth proportional to 1,900,368,608.20, 2,850,552,912.30 and 970,559,434.60 is: 1,455,839,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,368,608.20 : 2,850,552,912.30 = 970,559,434.60 : x
  2. Step 2: Convert to fraction form
    1,900,368,608.20/2,850,552,912.30 = 970,559,434.60/x
  3. Step 3: Cross multiply
    1,900,368,608.20x = 2,850,552,912.30 × 970,559,434.60
  4. Step 4: Simplify right side
    1,900,368,608.20x = 2,766,631,022,859,271,680
  5. Step 5: Solve for x
    x = 2,766,631,022,859,271,680/1,900,368,608.20
  6. Step 6: Final answer
    x = 1,455,839,151.90

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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.