Finding the Fourth Proportional to 19,647,498,305.53, 29,476,207,079.67 and 5,482,452,160.41
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Solution
The fourth proportional to 19,647,498,305.53, 29,476,207,079.67 and 5,482,452,160.41 is: 8,225,062,176.95
Step by Step Solution
- Step 1: Write the proportion equation
19,647,498,305.53 : 29,476,207,079.67 = 5,482,452,160.41 : x - Step 2: Convert to fraction form
19,647,498,305.53/29,476,207,079.67 = 5,482,452,160.41/x - Step 3: Cross multiply
19,647,498,305.53x = 29,476,207,079.67 × 5,482,452,160.41 - Step 4: Simplify right side
19,647,498,305.53x = 161,601,895,184,539,254,784 - Step 5: Solve for x
x = 161,601,895,184,539,254,784/19,647,498,305.53 - Step 6: Final answer
x = 8,225,062,176.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.