Home / 958,811,205.78-1,323,017,599.41-582,271,974.90

Finding the Fourth Proportional to 958,811,205.78, 1,323,017,599.41 and 582,271,974.90

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Solution

The fourth proportional to 958,811,205.78, 1,323,017,599.41 and 582,271,974.90 is: 803,449,173.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,811,205.78 : 1,323,017,599.41 = 582,271,974.90 : x
  2. Step 2: Convert to fraction form
    958,811,205.78/1,323,017,599.41 = 582,271,974.90/x
  3. Step 3: Cross multiply
    958,811,205.78x = 1,323,017,599.41 × 582,271,974.90
  4. Step 4: Simplify right side
    958,811,205.78x = 770,356,070,435,917,824
  5. Step 5: Solve for x
    x = 770,356,070,435,917,824/958,811,205.78
  6. Step 6: Final answer
    x = 803,449,173.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.