Finding the Fourth Proportional to 496,430,350.06, 685,122,272.81 and 370,764,375.88
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Solution
The fourth proportional to 496,430,350.06, 685,122,272.81 and 370,764,375.88 is: 511,690,979.11
Step by Step Solution
- Step 1: Write the proportion equation
496,430,350.06 : 685,122,272.81 = 370,764,375.88 : x - Step 2: Convert to fraction form
496,430,350.06/685,122,272.81 = 370,764,375.88/x - Step 3: Cross multiply
496,430,350.06x = 685,122,272.81 × 370,764,375.88 - Step 4: Simplify right side
496,430,350.06x = 254,018,931,879,886,720 - Step 5: Solve for x
x = 254,018,931,879,886,720/496,430,350.06 - Step 6: Final answer
x = 511,690,979.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.