Finding the Fourth Proportional to 451,317,618.37, 622,907,633.73 and 292,744,260.19
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Solution
The fourth proportional to 451,317,618.37, 622,907,633.73 and 292,744,260.19 is: 404,045,016.15
Step by Step Solution
- Step 1: Write the proportion equation
451,317,618.37 : 622,907,633.73 = 292,744,260.19 : x - Step 2: Convert to fraction form
451,317,618.37/622,907,633.73 = 292,744,260.19/x - Step 3: Cross multiply
451,317,618.37x = 622,907,633.73 × 292,744,260.19 - Step 4: Simplify right side
451,317,618.37x = 182,352,634,402,992,352 - Step 5: Solve for x
x = 182,352,634,402,992,352/451,317,618.37 - Step 6: Final answer
x = 404,045,016.15
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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.