Finding the Fourth Proportional to 1,770,279,297.26, 2,443,305,295.59 and 1,055,860,696.94
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Solution
The fourth proportional to 1,770,279,297.26, 2,443,305,295.59 and 1,055,860,696.94 is: 1,457,278,541.43
Step by Step Solution
- Step 1: Write the proportion equation
1,770,279,297.26 : 2,443,305,295.59 = 1,055,860,696.94 : x - Step 2: Convert to fraction form
1,770,279,297.26/2,443,305,295.59 = 1,055,860,696.94/x - Step 3: Cross multiply
1,770,279,297.26x = 2,443,305,295.59 × 1,055,860,696.94 - Step 4: Simplify right side
1,770,279,297.26x = 2,579,790,032,238,850,560 - Step 5: Solve for x
x = 2,579,790,032,238,850,560/1,770,279,297.26 - Step 6: Final answer
x = 1,457,278,541.43
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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.