Finding the Fourth Proportional to 180,914,643.36, 271,461,639.36 and 71,737,474.80
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Solution
The fourth proportional to 180,914,643.36, 271,461,639.36 and 71,737,474.80 is: 107,641,770.46
Step by Step Solution
- Step 1: Write the proportion equation
180,914,643.36 : 271,461,639.36 = 71,737,474.80 : x - Step 2: Convert to fraction form
180,914,643.36/271,461,639.36 = 71,737,474.80/x - Step 3: Cross multiply
180,914,643.36x = 271,461,639.36 × 71,737,474.80 - Step 4: Simplify right side
180,914,643.36x = 19,473,972,512,754,688 - Step 5: Solve for x
x = 19,473,972,512,754,688/180,914,643.36 - Step 6: Final answer
x = 107,641,770.46
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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.