Finding the Fourth Proportional to 271,976,902.08, 375,318,591.84 and 148,215,053.76
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Solution
The fourth proportional to 271,976,902.08, 375,318,591.84 and 148,215,053.76 is: 204,531,579.12
Step by Step Solution
- Step 1: Write the proportion equation
271,976,902.08 : 375,318,591.84 = 148,215,053.76 : x - Step 2: Convert to fraction form
271,976,902.08/375,318,591.84 = 148,215,053.76/x - Step 3: Cross multiply
271,976,902.08x = 375,318,591.84 × 148,215,053.76 - Step 4: Simplify right side
271,976,902.08x = 55,627,865,266,693,088 - Step 5: Solve for x
x = 55,627,865,266,693,088/271,976,902.08 - Step 6: Final answer
x = 204,531,579.12
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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.