Finding the Fourth Proportional to 307,326,745.96, 460,990,906.26 and 125,573,923.96
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Solution
The fourth proportional to 307,326,745.96, 460,990,906.26 and 125,573,923.96 is: 188,361,207.64
Step by Step Solution
- Step 1: Write the proportion equation
307,326,745.96 : 460,990,906.26 = 125,573,923.96 : x - Step 2: Convert to fraction form
307,326,745.96/460,990,906.26 = 125,573,923.96/x - Step 3: Cross multiply
307,326,745.96x = 460,990,906.26 × 125,573,923.96 - Step 4: Simplify right side
307,326,745.96x = 57,888,437,008,944,720 - Step 5: Solve for x
x = 57,888,437,008,944,720/307,326,745.96 - Step 6: Final answer
x = 188,361,207.64
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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.