Finding the Fourth Proportional to 400,686,492.08, 600,165,902.19 and 270,578,654.48
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Solution
The fourth proportional to 400,686,492.08, 600,165,902.19 and 270,578,654.48 is: 405,284,643.95
Step by Step Solution
- Step 1: Write the proportion equation
400,686,492.08 : 600,165,902.19 = 270,578,654.48 : x - Step 2: Convert to fraction form
400,686,492.08/600,165,902.19 = 270,578,654.48/x - Step 3: Cross multiply
400,686,492.08x = 600,165,902.19 × 270,578,654.48 - Step 4: Simplify right side
400,686,492.08x = 162,392,082,279,345,504 - Step 5: Solve for x
x = 162,392,082,279,345,504/400,686,492.08 - Step 6: Final answer
x = 405,284,643.95
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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.