Finding the Fourth Proportional to 121,392,110.20, 182,088,165.30 and 107,362,067.80
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Solution
The fourth proportional to 121,392,110.20, 182,088,165.30 and 107,362,067.80 is: 161,043,101.70
Step by Step Solution
- Step 1: Write the proportion equation
121,392,110.20 : 182,088,165.30 = 107,362,067.80 : x - Step 2: Convert to fraction form
121,392,110.20/182,088,165.30 = 107,362,067.80/x - Step 3: Cross multiply
121,392,110.20x = 182,088,165.30 × 107,362,067.80 - Step 4: Simplify right side
121,392,110.20x = 19,549,361,948,516,208 - Step 5: Solve for x
x = 19,549,361,948,516,208/121,392,110.20 - Step 6: Final answer
x = 161,043,101.70
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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.