Finding the Fourth Proportional to 12,539,591,745.49, 17,304,639,433.42 and 6,900,807,596.99
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Solution
The fourth proportional to 12,539,591,745.49, 17,304,639,433.42 and 6,900,807,596.99 is: 9,523,116,038.31
Step by Step Solution
- Step 1: Write the proportion equation
12,539,591,745.49 : 17,304,639,433.42 = 6,900,807,596.99 : x - Step 2: Convert to fraction form
12,539,591,745.49/17,304,639,433.42 = 6,900,807,596.99/x - Step 3: Cross multiply
12,539,591,745.49x = 17,304,639,433.42 × 6,900,807,596.99 - Step 4: Simplify right side
12,539,591,745.49x = 119,415,987,265,317,453,824 - Step 5: Solve for x
x = 119,415,987,265,317,453,824/12,539,591,745.49 - Step 6: Final answer
x = 9,523,116,038.31
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1.5x scale
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.