Home / 3,280,247,330.40-4,526,738,368.20-1,851,619,213.44

Finding the Fourth Proportional to 3,280,247,330.40, 4,526,738,368.20 and 1,851,619,213.44

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Solution

The fourth proportional to 3,280,247,330.40, 4,526,738,368.20 and 1,851,619,213.44 is: 2,555,232,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,247,330.40 : 4,526,738,368.20 = 1,851,619,213.44 : x
  2. Step 2: Convert to fraction form
    3,280,247,330.40/4,526,738,368.20 = 1,851,619,213.44/x
  3. Step 3: Cross multiply
    3,280,247,330.40x = 4,526,738,368.20 × 1,851,619,213.44
  4. Step 4: Simplify right side
    3,280,247,330.40x = 8,381,795,736,775,152,640
  5. Step 5: Solve for x
    x = 8,381,795,736,775,152,640/3,280,247,330.40
  6. Step 6: Final answer
    x = 2,555,232,850.61

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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.