Finding the Fourth Proportional to 229,471,621.20, 344,207,431.80 and 184,121,989.20
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Solution
The fourth proportional to 229,471,621.20, 344,207,431.80 and 184,121,989.20 is: 276,182,983.80
Step by Step Solution
- Step 1: Write the proportion equation
229,471,621.20 : 344,207,431.80 = 184,121,989.20 : x - Step 2: Convert to fraction form
229,471,621.20/344,207,431.80 = 184,121,989.20/x - Step 3: Cross multiply
229,471,621.20x = 344,207,431.80 × 184,121,989.20 - Step 4: Simplify right side
229,471,621.20x = 63,376,157,040,439,336 - Step 5: Solve for x
x = 63,376,157,040,439,336/229,471,621.20 - Step 6: Final answer
x = 276,182,983.80
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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.