Finding the Fourth Proportional to 273,135,931.20, 409,703,896.80 and 244,438,117.20
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Solution
The fourth proportional to 273,135,931.20, 409,703,896.80 and 244,438,117.20 is: 366,657,175.80
Step by Step Solution
- Step 1: Write the proportion equation
273,135,931.20 : 409,703,896.80 = 244,438,117.20 : x - Step 2: Convert to fraction form
273,135,931.20/409,703,896.80 = 244,438,117.20/x - Step 3: Cross multiply
273,135,931.20x = 409,703,896.80 × 244,438,117.20 - Step 4: Simplify right side
273,135,931.20x = 100,147,249,143,295,104 - Step 5: Solve for x
x = 100,147,249,143,295,104/273,135,931.20 - Step 6: Final answer
x = 366,657,175.80
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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.