Finding the Fourth Proportional to 12,137,054,310,647, 18,206,651,723,474 and 3,424,306,520,258.40
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Solution
The fourth proportional to 12,137,054,310,647, 18,206,651,723,474 and 3,424,306,520,258.40 is: 5,136,761,739,137.54
Step by Step Solution
- Step 1: Write the proportion equation
12,137,054,310,647 : 18,206,651,723,474 = 3,424,306,520,258.40 : x - Step 2: Convert to fraction form
12,137,054,310,647/18,206,651,723,474 = 3,424,306,520,258.40/x - Step 3: Cross multiply
12,137,054,310,647x = 18,206,651,723,474 × 3,424,306,520,258.40 - Step 4: Simplify right side
12,137,054,310,647x = 62,345,156,208,765,853,237,248,000 - Step 5: Solve for x
x = 62,345,156,208,765,853,237,248,000/12,137,054,310,647 - Step 6: Final answer
x = 5,136,761,739,137.54
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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.