Finding the Fourth Proportional to 49,207,552.40, 73,811,328.60 and 48,924,117.20
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Solution
The fourth proportional to 49,207,552.40, 73,811,328.60 and 48,924,117.20 is: 73,386,175.80
Step by Step Solution
- Step 1: Write the proportion equation
49,207,552.40 : 73,811,328.60 = 48,924,117.20 : x - Step 2: Convert to fraction form
49,207,552.40/73,811,328.60 = 48,924,117.20/x - Step 3: Cross multiply
49,207,552.40x = 73,811,328.60 × 48,924,117.20 - Step 4: Simplify right side
49,207,552.40x = 3,611,154,091,114,112 - Step 5: Solve for x
x = 3,611,154,091,114,112/49,207,552.40 - Step 6: Final answer
x = 73,386,175.80
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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.