Finding the Fourth Proportional to 163,905,350.80, 245,870,467.80 and 48,880,915.60
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Solution
The fourth proportional to 163,905,350.80, 245,870,467.80 and 48,880,915.60 is: 73,325,083.81
Step by Step Solution
- Step 1: Write the proportion equation
163,905,350.80 : 245,870,467.80 = 48,880,915.60 : x - Step 2: Convert to fraction form
163,905,350.80/245,870,467.80 = 48,880,915.60/x - Step 3: Cross multiply
163,905,350.80x = 245,870,467.80 × 48,880,915.60 - Step 4: Simplify right side
163,905,350.80x = 12,018,373,585,064,318 - Step 5: Solve for x
x = 12,018,373,585,064,318/163,905,350.80 - Step 6: Final answer
x = 73,325,083.81
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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.