Finding the Fourth Proportional to 166,449,233.28, 229,700,319.84 and 92,115,202.80
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Solution
The fourth proportional to 166,449,233.28, 229,700,319.84 and 92,115,202.80 is: 127,119,189.01
Step by Step Solution
- Step 1: Write the proportion equation
166,449,233.28 : 229,700,319.84 = 92,115,202.80 : x - Step 2: Convert to fraction form
166,449,233.28/229,700,319.84 = 92,115,202.80/x - Step 3: Cross multiply
166,449,233.28x = 229,700,319.84 × 92,115,202.80 - Step 4: Simplify right side
166,449,233.28x = 21,158,891,545,286,464 - Step 5: Solve for x
x = 21,158,891,545,286,464/166,449,233.28 - Step 6: Final answer
x = 127,119,189.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.