Finding the Fourth Proportional to 373,248,379.80, 559,872,569.70 and 327,898,747.80
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Solution
The fourth proportional to 373,248,379.80, 559,872,569.70 and 327,898,747.80 is: 491,848,121.70
Step by Step Solution
- Step 1: Write the proportion equation
373,248,379.80 : 559,872,569.70 = 327,898,747.80 : x - Step 2: Convert to fraction form
373,248,379.80/559,872,569.70 = 327,898,747.80/x - Step 3: Cross multiply
373,248,379.80x = 559,872,569.70 × 327,898,747.80 - Step 4: Simplify right side
373,248,379.80x = 183,581,514,532,198,240 - Step 5: Solve for x
x = 183,581,514,532,198,240/373,248,379.80 - Step 6: Final answer
x = 491,848,121.70
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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.