Finding the Fourth Proportional to 271,389,419.73, 407,256,304.17 and 115,944,397.12
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Solution
The fourth proportional to 271,389,419.73, 407,256,304.17 and 115,944,397.12 is: 173,990,153.00
Step by Step Solution
- Step 1: Write the proportion equation
271,389,419.73 : 407,256,304.17 = 115,944,397.12 : x - Step 2: Convert to fraction form
271,389,419.73/407,256,304.17 = 115,944,397.12/x - Step 3: Cross multiply
271,389,419.73x = 407,256,304.17 × 115,944,397.12 - Step 4: Simplify right side
271,389,419.73x = 47,219,086,661,338,792 - Step 5: Solve for x
x = 47,219,086,661,338,792/271,389,419.73 - Step 6: Final answer
x = 173,990,153.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.