Finding the Fourth Proportional to 10,855,397,829.13, 16,284,034,716.15 and 2,994,810,143.95
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Solution
The fourth proportional to 10,855,397,829.13, 16,284,034,716.15 and 2,994,810,143.95 is: 4,492,473,985.75
Step by Step Solution
- Step 1: Write the proportion equation
10,855,397,829.13 : 16,284,034,716.15 = 2,994,810,143.95 : x - Step 2: Convert to fraction form
10,855,397,829.13/16,284,034,716.15 = 2,994,810,143.95/x - Step 3: Cross multiply
10,855,397,829.13x = 16,284,034,716.15 × 2,994,810,143.95 - Step 4: Simplify right side
10,855,397,829.13x = 48,767,592,352,359,972,864 - Step 5: Solve for x
x = 48,767,592,352,359,972,864/10,855,397,829.13 - Step 6: Final answer
x = 4,492,473,985.75
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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.