Finding the Fourth Proportional to 3,678,536,660.56, 5,083,020,903.84 and 2,619,425,899.08
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Solution
The fourth proportional to 3,678,536,660.56, 5,083,020,903.84 and 2,619,425,899.08 is: 3,619,536,198.68
Step by Step Solution
- Step 1: Write the proportion equation
3,678,536,660.56 : 5,083,020,903.84 = 2,619,425,899.08 : x - Step 2: Convert to fraction form
3,678,536,660.56/5,083,020,903.84 = 2,619,425,899.08/x - Step 3: Cross multiply
3,678,536,660.56x = 5,083,020,903.84 × 2,619,425,899.08 - Step 4: Simplify right side
3,678,536,660.56x = 13,314,596,601,083,527,168 - Step 5: Solve for x
x = 13,314,596,601,083,527,168/3,678,536,660.56 - Step 6: Final answer
x = 3,619,536,198.68
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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.