Finding the Fourth Proportional to 197,170,118.27, 270,669,932.14 and 169,244,346.94
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Solution
The fourth proportional to 197,170,118.27, 270,669,932.14 and 169,244,346.94 is: 232,334,170.63
Step by Step Solution
- Step 1: Write the proportion equation
197,170,118.27 : 270,669,932.14 = 169,244,346.94 : x - Step 2: Convert to fraction form
197,170,118.27/270,669,932.14 = 169,244,346.94/x - Step 3: Cross multiply
197,170,118.27x = 270,669,932.14 × 169,244,346.94 - Step 4: Simplify right side
197,170,118.27x = 45,809,355,901,328,416 - Step 5: Solve for x
x = 45,809,355,901,328,416/197,170,118.27 - Step 6: Final answer
x = 232,334,170.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.