Finding the Fourth Proportional to 170,405,260.30, 235,169,797.62 and 94,023,144.75
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Solution
The fourth proportional to 170,405,260.30, 235,169,797.62 and 94,023,144.75 is: 129,757,754.45
Step by Step Solution
- Step 1: Write the proportion equation
170,405,260.30 : 235,169,797.62 = 94,023,144.75 : x - Step 2: Convert to fraction form
170,405,260.30/235,169,797.62 = 94,023,144.75/x - Step 3: Cross multiply
170,405,260.30x = 235,169,797.62 × 94,023,144.75 - Step 4: Simplify right side
170,405,260.30x = 22,111,403,922,453,464 - Step 5: Solve for x
x = 22,111,403,922,453,464/170,405,260.30 - Step 6: Final answer
x = 129,757,754.45
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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.