Finding the Fourth Proportional to 347,490,723.06, 479,546,562.35 and 204,446,471.18
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Solution
The fourth proportional to 347,490,723.06, 479,546,562.35 and 204,446,471.18 is: 282,141,639.85
Step by Step Solution
- Step 1: Write the proportion equation
347,490,723.06 : 479,546,562.35 = 204,446,471.18 : x - Step 2: Convert to fraction form
347,490,723.06/479,546,562.35 = 204,446,471.18/x - Step 3: Cross multiply
347,490,723.06x = 479,546,562.35 × 204,446,471.18 - Step 4: Simplify right side
347,490,723.06x = 98,041,602,435,537,392 - Step 5: Solve for x
x = 98,041,602,435,537,392/347,490,723.06 - Step 6: Final answer
x = 282,141,639.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.