Finding the Fourth Proportional to 232,397,919.62, 348,515,406.39 and 68,591,969.54
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Solution
The fourth proportional to 232,397,919.62, 348,515,406.39 and 68,591,969.54 is: 102,863,907.64
Step by Step Solution
- Step 1: Write the proportion equation
232,397,919.62 : 348,515,406.39 = 68,591,969.54 : x - Step 2: Convert to fraction form
232,397,919.62/348,515,406.39 = 68,591,969.54/x - Step 3: Cross multiply
232,397,919.62x = 348,515,406.39 × 68,591,969.54 - Step 4: Simplify right side
232,397,919.62x = 23,905,358,138,759,688 - Step 5: Solve for x
x = 23,905,358,138,759,688/232,397,919.62 - Step 6: Final answer
x = 102,863,907.64
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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.