Finding the Fourth Proportional to 3,826,440,086.70, 5,739,660,130.05 and 2,901,307,593.90
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Solution
The fourth proportional to 3,826,440,086.70, 5,739,660,130.05 and 2,901,307,593.90 is: 4,351,961,390.85
Step by Step Solution
- Step 1: Write the proportion equation
3,826,440,086.70 : 5,739,660,130.05 = 2,901,307,593.90 : x - Step 2: Convert to fraction form
3,826,440,086.70/5,739,660,130.05 = 2,901,307,593.90/x - Step 3: Cross multiply
3,826,440,086.70x = 5,739,660,130.05 × 2,901,307,593.90 - Step 4: Simplify right side
3,826,440,086.70x = 16,652,519,521,719,128,064 - Step 5: Solve for x
x = 16,652,519,521,719,128,064/3,826,440,086.70 - Step 6: Final answer
x = 4,351,961,390.85
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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.