Finding the Fourth Proportional to 329,577,771.53, 494,088,622.61 and 271,288,326.19
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Solution
The fourth proportional to 329,577,771.53, 494,088,622.61 and 271,288,326.19 is: 406,703,628.08
Step by Step Solution
- Step 1: Write the proportion equation
329,577,771.53 : 494,088,622.61 = 271,288,326.19 : x - Step 2: Convert to fraction form
329,577,771.53/494,088,622.61 = 271,288,326.19/x - Step 3: Cross multiply
329,577,771.53x = 494,088,622.61 × 271,288,326.19 - Step 4: Simplify right side
329,577,771.53x = 134,040,475,417,389,488 - Step 5: Solve for x
x = 134,040,475,417,389,488/329,577,771.53 - Step 6: Final answer
x = 406,703,628.08
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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.