Finding the Fourth Proportional to 8,032,384,288.40, 12,048,576,432.60 and 2,860,660,000.40
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Solution
The fourth proportional to 8,032,384,288.40, 12,048,576,432.60 and 2,860,660,000.40 is: 4,290,990,000.60
Step by Step Solution
- Step 1: Write the proportion equation
8,032,384,288.40 : 12,048,576,432.60 = 2,860,660,000.40 : x - Step 2: Convert to fraction form
8,032,384,288.40/12,048,576,432.60 = 2,860,660,000.40/x - Step 3: Cross multiply
8,032,384,288.40x = 12,048,576,432.60 × 2,860,660,000.40 - Step 4: Simplify right side
8,032,384,288.40x = 34,466,880,662,500,950,016 - Step 5: Solve for x
x = 34,466,880,662,500,950,016/8,032,384,288.40 - Step 6: Final answer
x = 4,290,990,000.60
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Similar ratio
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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.