Finding the Fourth Proportional to 177,416,723.72, 244,743,371.70 and 112,264,419.08
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Solution
The fourth proportional to 177,416,723.72, 244,743,371.70 and 112,264,419.08 is: 154,866,868.64
Step by Step Solution
- Step 1: Write the proportion equation
177,416,723.72 : 244,743,371.70 = 112,264,419.08 : x - Step 2: Convert to fraction form
177,416,723.72/244,743,371.70 = 112,264,419.08/x - Step 3: Cross multiply
177,416,723.72x = 244,743,371.70 × 112,264,419.08 - Step 4: Simplify right side
177,416,723.72x = 27,475,972,447,581,012 - Step 5: Solve for x
x = 27,475,972,447,581,012/177,416,723.72 - Step 6: Final answer
x = 154,866,868.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.