Finding the Fourth Proportional to 146,797,721.68, 202,611,680.25 and 93,117,662.09
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Solution
The fourth proportional to 146,797,721.68, 202,611,680.25 and 93,117,662.09 is: 128,521,926.38
Step by Step Solution
- Step 1: Write the proportion equation
146,797,721.68 : 202,611,680.25 = 93,117,662.09 : x - Step 2: Convert to fraction form
146,797,721.68/202,611,680.25 = 93,117,662.09/x - Step 3: Cross multiply
146,797,721.68x = 202,611,680.25 × 93,117,662.09 - Step 4: Simplify right side
146,797,721.68x = 18,866,725,977,513,156 - Step 5: Solve for x
x = 18,866,725,977,513,156/146,797,721.68 - Step 6: Final answer
x = 128,521,926.38
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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.