Finding the Fourth Proportional to 493,675,476.53, 681,268,382.84 and 270,654,489.41
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Solution
The fourth proportional to 493,675,476.53, 681,268,382.84 and 270,654,489.41 is: 373,501,125.89
Step by Step Solution
- Step 1: Write the proportion equation
493,675,476.53 : 681,268,382.84 = 270,654,489.41 : x - Step 2: Convert to fraction form
493,675,476.53/681,268,382.84 = 270,654,489.41/x - Step 3: Cross multiply
493,675,476.53x = 681,268,382.84 × 270,654,489.41 - Step 4: Simplify right side
493,675,476.53x = 184,388,346,306,006,880 - Step 5: Solve for x
x = 184,388,346,306,006,880/493,675,476.53 - Step 6: Final answer
x = 373,501,125.89
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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.