Finding the Fourth Proportional to 347,268,775.29, 479,213,310.84 and 206,146,027.95
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Solution
The fourth proportional to 347,268,775.29, 479,213,310.84 and 206,146,027.95 is: 284,471,071.40
Step by Step Solution
- Step 1: Write the proportion equation
347,268,775.29 : 479,213,310.84 = 206,146,027.95 : x - Step 2: Convert to fraction form
347,268,775.29/479,213,310.84 = 206,146,027.95/x - Step 3: Cross multiply
347,268,775.29x = 479,213,310.84 × 206,146,027.95 - Step 4: Simplify right side
347,268,775.29x = 98,787,920,570,434,672 - Step 5: Solve for x
x = 98,787,920,570,434,672/347,268,775.29 - Step 6: Final answer
x = 284,471,071.40
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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.