Finding the Fourth Proportional to 327,808,840.60, 491,738,144.10 and 97,759,970.20
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Solution
The fourth proportional to 327,808,840.60, 491,738,144.10 and 97,759,970.20 is: 146,647,376.03
Step by Step Solution
- Step 1: Write the proportion equation
327,808,840.60 : 491,738,144.10 = 97,759,970.20 : x - Step 2: Convert to fraction form
327,808,840.60/491,738,144.10 = 97,759,970.20/x - Step 3: Cross multiply
327,808,840.60x = 491,738,144.10 × 97,759,970.20 - Step 4: Simplify right side
327,808,840.60x = 48,072,306,313,419,312 - Step 5: Solve for x
x = 48,072,306,313,419,312/327,808,840.60 - Step 6: Final answer
x = 146,647,376.03
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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.