Finding the Fourth Proportional to 193,536,290.20, 290,304,435.30 and 173,828,795.80
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Solution
The fourth proportional to 193,536,290.20, 290,304,435.30 and 173,828,795.80 is: 260,743,193.70
Step by Step Solution
- Step 1: Write the proportion equation
193,536,290.20 : 290,304,435.30 = 173,828,795.80 : x - Step 2: Convert to fraction form
193,536,290.20/290,304,435.30 = 173,828,795.80/x - Step 3: Cross multiply
193,536,290.20x = 290,304,435.30 × 173,828,795.80 - Step 4: Simplify right side
193,536,290.20x = 50,463,270,403,598,016 - Step 5: Solve for x
x = 50,463,270,403,598,016/193,536,290.20 - Step 6: Final answer
x = 260,743,193.70
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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.