Home / 1,382,192,728.20-2,073,289,092.30-461,949,492.60

Finding the Fourth Proportional to 1,382,192,728.20, 2,073,289,092.30 and 461,949,492.60

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Solution

The fourth proportional to 1,382,192,728.20, 2,073,289,092.30 and 461,949,492.60 is: 692,924,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,192,728.20 : 2,073,289,092.30 = 461,949,492.60 : x
  2. Step 2: Convert to fraction form
    1,382,192,728.20/2,073,289,092.30 = 461,949,492.60/x
  3. Step 3: Cross multiply
    1,382,192,728.20x = 2,073,289,092.30 × 461,949,492.60
  4. Step 4: Simplify right side
    1,382,192,728.20x = 957,754,844,201,099,648
  5. Step 5: Solve for x
    x = 957,754,844,201,099,648/1,382,192,728.20
  6. Step 6: Final answer
    x = 692,924,238.90

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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.