Finding the Fourth Proportional to 4,093,463,518.05, 5,648,979,611.19 and 2,213,868,801.90
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Solution
The fourth proportional to 4,093,463,518.05, 5,648,979,611.19 and 2,213,868,801.90 is: 3,055,138,922.98
Step by Step Solution
- Step 1: Write the proportion equation
4,093,463,518.05 : 5,648,979,611.19 = 2,213,868,801.90 : x - Step 2: Convert to fraction form
4,093,463,518.05/5,648,979,611.19 = 2,213,868,801.90/x - Step 3: Cross multiply
4,093,463,518.05x = 5,648,979,611.19 × 2,213,868,801.90 - Step 4: Simplify right side
4,093,463,518.05x = 12,506,099,723,782,731,776 - Step 5: Solve for x
x = 12,506,099,723,782,731,776/4,093,463,518.05 - Step 6: Final answer
x = 3,055,138,922.98
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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.