Finding the Fourth Proportional to 1,340,898,324.64, 1,850,425,003.09 and 738,056,058.09
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Solution
The fourth proportional to 1,340,898,324.64, 1,850,425,003.09 and 738,056,058.09 is: 1,018,509,277.30
Step by Step Solution
- Step 1: Write the proportion equation
1,340,898,324.64 : 1,850,425,003.09 = 738,056,058.09 : x - Step 2: Convert to fraction form
1,340,898,324.64/1,850,425,003.09 = 738,056,058.09/x - Step 3: Cross multiply
1,340,898,324.64x = 1,850,425,003.09 × 738,056,058.09 - Step 4: Simplify right side
1,340,898,324.64x = 1,365,717,383,567,277,824 - Step 5: Solve for x
x = 1,365,717,383,567,277,824/1,340,898,324.64 - Step 6: Final answer
x = 1,018,509,277.30
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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.