Finding the Fourth Proportional to 6,318,739,082.36, 8,715,661,230.45 and 4,063,529,776.72
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Solution
The fourth proportional to 6,318,739,082.36, 8,715,661,230.45 and 4,063,529,776.72 is: 5,604,970,939.95
Step by Step Solution
- Step 1: Write the proportion equation
6,318,739,082.36 : 8,715,661,230.45 = 4,063,529,776.72 : x - Step 2: Convert to fraction form
6,318,739,082.36/8,715,661,230.45 = 4,063,529,776.72/x - Step 3: Cross multiply
6,318,739,082.36x = 8,715,661,230.45 × 4,063,529,776.72 - Step 4: Simplify right side
6,318,739,082.36x = 35,416,348,933,737,652,224 - Step 5: Solve for x
x = 35,416,348,933,737,652,224/6,318,739,082.36 - Step 6: Final answer
x = 5,604,970,939.95
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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.