Finding the Fourth Proportional to 193,536,609.70, 290,304,914.55 and 173,829,115.30
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Solution
The fourth proportional to 193,536,609.70, 290,304,914.55 and 173,829,115.30 is: 260,743,672.95
Step by Step Solution
- Step 1: Write the proportion equation
193,536,609.70 : 290,304,914.55 = 173,829,115.30 : x - Step 2: Convert to fraction form
193,536,609.70/290,304,914.55 = 173,829,115.30/x - Step 3: Cross multiply
193,536,609.70x = 290,304,914.55 × 173,829,115.30 - Step 4: Simplify right side
193,536,609.70x = 50,463,446,463,468,600 - Step 5: Solve for x
x = 50,463,446,463,468,600/193,536,609.70 - Step 6: Final answer
x = 260,743,672.95
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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.