Finding the Fourth Proportional to 171,795,944.36, 257,660,658.30 and 66,751,107.14
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Solution
The fourth proportional to 171,795,944.36, 257,660,658.30 and 66,751,107.14 is: 100,113,738.26
Step by Step Solution
- Step 1: Write the proportion equation
171,795,944.36 : 257,660,658.30 = 66,751,107.14 : x - Step 2: Convert to fraction form
171,795,944.36/257,660,658.30 = 66,751,107.14/x - Step 3: Cross multiply
171,795,944.36x = 257,660,658.30 × 66,751,107.14 - Step 4: Simplify right side
171,795,944.36x = 17,199,134,207,946,232 - Step 5: Solve for x
x = 17,199,134,207,946,232/171,795,944.36 - Step 6: Final answer
x = 100,113,738.26
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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.