Finding the Fourth Proportional to 136,879,287.75, 205,344,673.37 and 55,004,656.99
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Solution
The fourth proportional to 136,879,287.75, 205,344,673.37 and 55,004,656.99 is: 82,517,329.75
Step by Step Solution
- Step 1: Write the proportion equation
136,879,287.75 : 205,344,673.37 = 55,004,656.99 : x - Step 2: Convert to fraction form
136,879,287.75/205,344,673.37 = 55,004,656.99/x - Step 3: Cross multiply
136,879,287.75x = 205,344,673.37 × 55,004,656.99 - Step 4: Simplify right side
136,879,287.75x = 11,294,913,323,552,468 - Step 5: Solve for x
x = 11,294,913,323,552,468/136,879,287.75 - Step 6: Final answer
x = 82,517,329.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.