Finding the Fourth Proportional to 11,343,200,608.11, 15,654,989,522.30 and 6,455,957,433.99
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Solution
The fourth proportional to 11,343,200,608.11, 15,654,989,522.30 and 6,455,957,433.99 is: 8,910,002,518.44
Step by Step Solution
- Step 1: Write the proportion equation
11,343,200,608.11 : 15,654,989,522.30 = 6,455,957,433.99 : x - Step 2: Convert to fraction form
11,343,200,608.11/15,654,989,522.30 = 6,455,957,433.99/x - Step 3: Cross multiply
11,343,200,608.11x = 15,654,989,522.30 × 6,455,957,433.99 - Step 4: Simplify right side
11,343,200,608.11x = 101,067,945,985,433,337,856 - Step 5: Solve for x
x = 101,067,945,985,433,337,856/11,343,200,608.11 - Step 6: Final answer
x = 8,910,002,518.44
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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.