Finding the Fourth Proportional to 248,918,572.80, 373,377,859.20 and 119,778,409.80
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Solution
The fourth proportional to 248,918,572.80, 373,377,859.20 and 119,778,409.80 is: 179,667,614.70
Step by Step Solution
- Step 1: Write the proportion equation
248,918,572.80 : 373,377,859.20 = 119,778,409.80 : x - Step 2: Convert to fraction form
248,918,572.80/373,377,859.20 = 119,778,409.80/x - Step 3: Cross multiply
248,918,572.80x = 373,377,859.20 × 119,778,409.80 - Step 4: Simplify right side
248,918,572.80x = 44,722,606,229,504,296 - Step 5: Solve for x
x = 44,722,606,229,504,296/248,918,572.80 - Step 6: Final answer
x = 179,667,614.70
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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.