Finding the Fourth Proportional to 6,257,129,533.93, 8,635,579,011.70 and 3,716,821,537.68
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Solution
The fourth proportional to 6,257,129,533.93, 8,635,579,011.70 and 3,716,821,537.68 is: 5,129,653,443.64
Step by Step Solution
- Step 1: Write the proportion equation
6,257,129,533.93 : 8,635,579,011.70 = 3,716,821,537.68 : x - Step 2: Convert to fraction form
6,257,129,533.93/8,635,579,011.70 = 3,716,821,537.68/x - Step 3: Cross multiply
6,257,129,533.93x = 8,635,579,011.70 × 3,716,821,537.68 - Step 4: Simplify right side
6,257,129,533.93x = 32,096,906,061,047,455,744 - Step 5: Solve for x
x = 32,096,906,061,047,455,744/6,257,129,533.93 - Step 6: Final answer
x = 5,129,653,443.64
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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.