Finding the Fourth Proportional to 5,646,431,389.30, 7,792,032,249.38 and 3,106,058,673.98
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Solution
The fourth proportional to 5,646,431,389.30, 7,792,032,249.38 and 3,106,058,673.98 is: 4,286,337,278.80
Step by Step Solution
- Step 1: Write the proportion equation
5,646,431,389.30 : 7,792,032,249.38 = 3,106,058,673.98 : x - Step 2: Convert to fraction form
5,646,431,389.30/7,792,032,249.38 = 3,106,058,673.98/x - Step 3: Cross multiply
5,646,431,389.30x = 7,792,032,249.38 × 3,106,058,673.98 - Step 4: Simplify right side
5,646,431,389.30x = 24,202,509,356,118,638,592 - Step 5: Solve for x
x = 24,202,509,356,118,638,592/5,646,431,389.30 - Step 6: Final answer
x = 4,286,337,278.80
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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.