Finding the Fourth Proportional to 234,864,657.70, 352,296,986.55 and 223,527,249.70
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Solution
The fourth proportional to 234,864,657.70, 352,296,986.55 and 223,527,249.70 is: 335,290,874.55
Step by Step Solution
- Step 1: Write the proportion equation
234,864,657.70 : 352,296,986.55 = 223,527,249.70 : x - Step 2: Convert to fraction form
234,864,657.70/352,296,986.55 = 223,527,249.70/x - Step 3: Cross multiply
234,864,657.70x = 352,296,986.55 × 223,527,249.70 - Step 4: Simplify right side
234,864,657.70x = 78,747,976,481,119,392 - Step 5: Solve for x
x = 78,747,976,481,119,392/234,864,657.70 - Step 6: Final answer
x = 335,290,874.55
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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.