Finding the Fourth Proportional to 729,086,604.18, 1,093,632,743.55 and 176,388,145.71
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Solution
The fourth proportional to 729,086,604.18, 1,093,632,743.55 and 176,388,145.71 is: 264,582,904.99
Step by Step Solution
- Step 1: Write the proportion equation
729,086,604.18 : 1,093,632,743.55 = 176,388,145.71 : x - Step 2: Convert to fraction form
729,086,604.18/1,093,632,743.55 = 176,388,145.71/x - Step 3: Cross multiply
729,086,604.18x = 1,093,632,743.55 × 176,388,145.71 - Step 4: Simplify right side
729,086,604.18x = 192,903,851,722,524,448 - Step 5: Solve for x
x = 192,903,851,722,524,448/729,086,604.18 - Step 6: Final answer
x = 264,582,904.99
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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.