Finding the Fourth Proportional to 327,979,145.35, 452,616,597.86 and 195,831,689.68
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Solution
The fourth proportional to 327,979,145.35, 452,616,597.86 and 195,831,689.68 is: 270,250,942.45
Step by Step Solution
- Step 1: Write the proportion equation
327,979,145.35 : 452,616,597.86 = 195,831,689.68 : x - Step 2: Convert to fraction form
327,979,145.35/452,616,597.86 = 195,831,689.68/x - Step 3: Cross multiply
327,979,145.35x = 452,616,597.86 × 195,831,689.68 - Step 4: Simplify right side
327,979,145.35x = 88,636,673,135,494,912 - Step 5: Solve for x
x = 88,636,673,135,494,912/327,979,145.35 - Step 6: Final answer
x = 270,250,942.45
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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.