Finding the Fourth Proportional to 6,463,767,365.05, 8,919,994,934.78 and 3,493,543,616.05
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Solution
The fourth proportional to 6,463,767,365.05, 8,919,994,934.78 and 3,493,543,616.05 is: 4,821,088,012.56
Step by Step Solution
- Step 1: Write the proportion equation
6,463,767,365.05 : 8,919,994,934.78 = 3,493,543,616.05 : x - Step 2: Convert to fraction form
6,463,767,365.05/8,919,994,934.78 = 3,493,543,616.05/x - Step 3: Cross multiply
6,463,767,365.05x = 8,919,994,934.78 × 3,493,543,616.05 - Step 4: Simplify right side
6,463,767,365.05x = 31,162,391,359,599,591,424 - Step 5: Solve for x
x = 31,162,391,359,599,591,424/6,463,767,365.05 - Step 6: Final answer
x = 4,821,088,012.56
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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.