Finding the Fourth Proportional to 5,919,764,682.78, 8,876,741,366.79 and 2,928,371,531.94
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Solution
The fourth proportional to 5,919,764,682.78, 8,876,741,366.79 and 2,928,371,531.94 is: 4,391,119,935.99
Step by Step Solution
- Step 1: Write the proportion equation
5,919,764,682.78 : 8,876,741,366.79 = 2,928,371,531.94 : x - Step 2: Convert to fraction form
5,919,764,682.78/8,876,741,366.79 = 2,928,371,531.94/x - Step 3: Cross multiply
5,919,764,682.78x = 8,876,741,366.79 × 2,928,371,531.94 - Step 4: Simplify right side
5,919,764,682.78x = 25,994,396,714,902,003,712 - Step 5: Solve for x
x = 25,994,396,714,902,003,712/5,919,764,682.78 - Step 6: Final answer
x = 4,391,119,935.99
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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.