Finding the Fourth Proportional to 327,676,295.84, 491,511,079.50 and 189,413,927.36
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Solution
The fourth proportional to 327,676,295.84, 491,511,079.50 and 189,413,927.36 is: 284,118,946.32
Step by Step Solution
- Step 1: Write the proportion equation
327,676,295.84 : 491,511,079.50 = 189,413,927.36 : x - Step 2: Convert to fraction form
327,676,295.84/491,511,079.50 = 189,413,927.36/x - Step 3: Cross multiply
327,676,295.84x = 491,511,079.50 × 189,413,927.36 - Step 4: Simplify right side
327,676,295.84x = 93,099,043,909,048,192 - Step 5: Solve for x
x = 93,099,043,909,048,192/327,676,295.84 - Step 6: Final answer
x = 284,118,946.32
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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.