Finding the Fourth Proportional to 330,959,269.80, 496,438,904.70 and 295,246,434.60
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Solution
The fourth proportional to 330,959,269.80, 496,438,904.70 and 295,246,434.60 is: 442,869,651.90
Step by Step Solution
- Step 1: Write the proportion equation
330,959,269.80 : 496,438,904.70 = 295,246,434.60 : x - Step 2: Convert to fraction form
330,959,269.80/496,438,904.70 = 295,246,434.60/x - Step 3: Cross multiply
330,959,269.80x = 496,438,904.70 × 295,246,434.60 - Step 4: Simplify right side
330,959,269.80x = 146,571,816,609,404,192 - Step 5: Solve for x
x = 146,571,816,609,404,192/330,959,269.80 - Step 6: Final answer
x = 442,869,651.90
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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.