Finding the Fourth Proportional to 75,305,861.80, 112,974,539.10 and 24,193,047.40
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Solution
The fourth proportional to 75,305,861.80, 112,974,539.10 and 24,193,047.40 is: 36,294,629.85
Step by Step Solution
- Step 1: Write the proportion equation
75,305,861.80 : 112,974,539.10 = 24,193,047.40 : x - Step 2: Convert to fraction form
75,305,861.80/112,974,539.10 = 24,193,047.40/x - Step 3: Cross multiply
75,305,861.80x = 112,974,539.10 × 24,193,047.40 - Step 4: Simplify right side
75,305,861.80x = 2,733,198,379,439,453 - Step 5: Solve for x
x = 2,733,198,379,439,453/75,305,861.80 - Step 6: Final answer
x = 36,294,629.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.