Finding the Fourth Proportional to 327,676,764.10, 491,511,779.70 and 189,414,395.59
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Solution
The fourth proportional to 327,676,764.10, 491,511,779.70 and 189,414,395.59 is: 284,119,647.40
Step by Step Solution
- Step 1: Write the proportion equation
327,676,764.10 : 491,511,779.70 = 189,414,395.59 : x - Step 2: Convert to fraction form
327,676,764.10/491,511,779.70 = 189,414,395.59/x - Step 3: Cross multiply
327,676,764.10x = 491,511,779.70 × 189,414,395.59 - Step 4: Simplify right side
327,676,764.10x = 93,099,406,677,240,736 - Step 5: Solve for x
x = 93,099,406,677,240,736/327,676,764.10 - Step 6: Final answer
x = 284,119,647.40
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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.