Finding the Fourth Proportional to 541,318,591.60, 746,891,618.99 and 306,369,245.18
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Solution
The fourth proportional to 541,318,591.60, 746,891,618.99 and 306,369,245.18 is: 422,717,093.21
Step by Step Solution
- Step 1: Write the proportion equation
541,318,591.60 : 746,891,618.99 = 306,369,245.18 : x - Step 2: Convert to fraction form
541,318,591.60/746,891,618.99 = 306,369,245.18/x - Step 3: Cross multiply
541,318,591.60x = 746,891,618.99 × 306,369,245.18 - Step 4: Simplify right side
541,318,591.60x = 228,824,621,541,569,856 - Step 5: Solve for x
x = 228,824,621,541,569,856/541,318,591.60 - Step 6: Final answer
x = 422,717,093.21
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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.