Finding the Fourth Proportional to 202,299,811.74, 303,437,120.49 and 124,591,502.70
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Solution
The fourth proportional to 202,299,811.74, 303,437,120.49 and 124,591,502.70 is: 186,879,495.79
Step by Step Solution
- Step 1: Write the proportion equation
202,299,811.74 : 303,437,120.49 = 124,591,502.70 : x - Step 2: Convert to fraction form
202,299,811.74/303,437,120.49 = 124,591,502.70/x - Step 3: Cross multiply
202,299,811.74x = 303,437,120.49 × 124,591,502.70 - Step 4: Simplify right side
202,299,811.74x = 37,805,686,816,810,064 - Step 5: Solve for x
x = 37,805,686,816,810,064/202,299,811.74 - Step 6: Final answer
x = 186,879,495.79
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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.