Finding the Fourth Proportional to 63,351,861.40, 94,933,313.70 and 53,715,064.60
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Solution
The fourth proportional to 63,351,861.40, 94,933,313.70 and 53,715,064.60 is: 80,492,490.12
Step by Step Solution
- Step 1: Write the proportion equation
63,351,861.40 : 94,933,313.70 = 53,715,064.60 : x - Step 2: Convert to fraction form
63,351,861.40/94,933,313.70 = 53,715,064.60/x - Step 3: Cross multiply
63,351,861.40x = 94,933,313.70 × 53,715,064.60 - Step 4: Simplify right side
63,351,861.40x = 5,099,349,078,087,565 - Step 5: Solve for x
x = 5,099,349,078,087,565/63,351,861.40 - Step 6: Final answer
x = 80,492,490.12
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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.