Finding the Fourth Proportional to 327,808,821.60, 491,738,115.60 and 97,759,951.20
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Solution
The fourth proportional to 327,808,821.60, 491,738,115.60 and 97,759,951.20 is: 146,647,347.53
Step by Step Solution
- Step 1: Write the proportion equation
327,808,821.60 : 491,738,115.60 = 97,759,951.20 : x - Step 2: Convert to fraction form
327,808,821.60/491,738,115.60 = 97,759,951.20/x - Step 3: Cross multiply
327,808,821.60x = 491,738,115.60 × 97,759,951.20 - Step 4: Simplify right side
327,808,821.60x = 48,072,294,184,235,960 - Step 5: Solve for x
x = 48,072,294,184,235,960/327,808,821.60 - Step 6: Final answer
x = 146,647,347.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.