Finding the Fourth Proportional to 419,786,097.68, 579,490,572.84 and 271,179,675.92
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Solution
The fourth proportional to 419,786,097.68, 579,490,572.84 and 271,179,675.92 is: 374,347,951.52
Step by Step Solution
- Step 1: Write the proportion equation
419,786,097.68 : 579,490,572.84 = 271,179,675.92 : x - Step 2: Convert to fraction form
419,786,097.68/579,490,572.84 = 271,179,675.92/x - Step 3: Cross multiply
419,786,097.68x = 579,490,572.84 × 271,179,675.92 - Step 4: Simplify right side
419,786,097.68x = 157,146,065,741,446,368 - Step 5: Solve for x
x = 157,146,065,741,446,368/419,786,097.68 - Step 6: Final answer
x = 374,347,951.52
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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.