Finding the Fourth Proportional to 294,665,354.08, 441,922,612.14 and 87,355,286.20
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Solution
The fourth proportional to 294,665,354.08, 441,922,612.14 and 87,355,286.20 is: 131,010,570.90
Step by Step Solution
- Step 1: Write the proportion equation
294,665,354.08 : 441,922,612.14 = 87,355,286.20 : x - Step 2: Convert to fraction form
294,665,354.08/441,922,612.14 = 87,355,286.20/x - Step 3: Cross multiply
294,665,354.08x = 441,922,612.14 × 87,355,286.20 - Step 4: Simplify right side
294,665,354.08x = 38,604,276,261,741,296 - Step 5: Solve for x
x = 38,604,276,261,741,296/294,665,354.08 - Step 6: Final answer
x = 131,010,570.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.