Finding the Fourth Proportional to 1,770,288,244.04, 2,442,985,128.06 and 966,515,716.41
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Solution
The fourth proportional to 1,770,288,244.04, 2,442,985,128.06 and 966,515,716.41 is: 1,333,784,782.89
Step by Step Solution
- Step 1: Write the proportion equation
1,770,288,244.04 : 2,442,985,128.06 = 966,515,716.41 : x - Step 2: Convert to fraction form
1,770,288,244.04/2,442,985,128.06 = 966,515,716.41/x - Step 3: Cross multiply
1,770,288,244.04x = 2,442,985,128.06 × 966,515,716.41 - Step 4: Simplify right side
1,770,288,244.04x = 2,361,183,521,225,886,208 - Step 5: Solve for x
x = 2,361,183,521,225,886,208/1,770,288,244.04 - Step 6: Final answer
x = 1,333,784,782.89
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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.