Finding the Fourth Proportional to 262,519,743.44, 362,284,550.76 and 145,052,642.96
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Solution
The fourth proportional to 262,519,743.44, 362,284,550.76 and 145,052,642.96 is: 200,176,683.49
Step by Step Solution
- Step 1: Write the proportion equation
262,519,743.44 : 362,284,550.76 = 145,052,642.96 : x - Step 2: Convert to fraction form
262,519,743.44/362,284,550.76 = 145,052,642.96/x - Step 3: Cross multiply
262,519,743.44x = 362,284,550.76 × 145,052,642.96 - Step 4: Simplify right side
262,519,743.44x = 52,550,331,591,314,280 - Step 5: Solve for x
x = 52,550,331,591,314,280/262,519,743.44 - Step 6: Final answer
x = 200,176,683.49
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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.