Finding the Fourth Proportional to 141,929,450.09, 212,892,755.84 and 44,885,174.21
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Solution
The fourth proportional to 141,929,450.09, 212,892,755.84 and 44,885,174.21 is: 67,327,312.46
Step by Step Solution
- Step 1: Write the proportion equation
141,929,450.09 : 212,892,755.84 = 44,885,174.21 : x - Step 2: Convert to fraction form
141,929,450.09/212,892,755.84 = 44,885,174.21/x - Step 3: Cross multiply
141,929,450.09x = 212,892,755.84 × 44,885,174.21 - Step 4: Simplify right side
141,929,450.09x = 9,555,728,433,855,876 - Step 5: Solve for x
x = 9,555,728,433,855,876/141,929,450.09 - Step 6: Final answer
x = 67,327,312.46
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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.