Finding the Fourth Proportional to 192,304,380.68, 288,744,730.42 and 166,476,348.08
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Solution
The fourth proportional to 192,304,380.68, 288,744,730.42 and 166,476,348.08 is: 249,963,979.38
Step by Step Solution
- Step 1: Write the proportion equation
192,304,380.68 : 288,744,730.42 = 166,476,348.08 : x - Step 2: Convert to fraction form
192,304,380.68/288,744,730.42 = 166,476,348.08/x - Step 3: Cross multiply
192,304,380.68x = 288,744,730.42 × 166,476,348.08 - Step 4: Simplify right side
192,304,380.68x = 48,069,168,247,665,688 - Step 5: Solve for x
x = 48,069,168,247,665,688/192,304,380.68 - Step 6: Final answer
x = 249,963,979.38
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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.