Finding the Fourth Proportional to 8,846,746,427.79, 12,208,509,603.45 and 4,777,647,741.99
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Solution
The fourth proportional to 8,846,746,427.79, 12,208,509,603.45 and 4,777,647,741.99 is: 6,593,153,631.80
Step by Step Solution
- Step 1: Write the proportion equation
8,846,746,427.79 : 12,208,509,603.45 = 4,777,647,741.99 : x - Step 2: Convert to fraction form
8,846,746,427.79/12,208,509,603.45 = 4,777,647,741.99/x - Step 3: Cross multiply
8,846,746,427.79x = 12,208,509,603.45 × 4,777,647,741.99 - Step 4: Simplify right side
8,846,746,427.79x = 58,327,958,339,986,120,704 - Step 5: Solve for x
x = 58,327,958,339,986,120,704/8,846,746,427.79 - Step 6: Final answer
x = 6,593,153,631.80
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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.