Finding the Fourth Proportional to 431,444,538.08, 595,396,161.60 and 233,205,624.08
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Solution
The fourth proportional to 431,444,538.08, 595,396,161.60 and 233,205,624.08 is: 321,825,220.13
Step by Step Solution
- Step 1: Write the proportion equation
431,444,538.08 : 595,396,161.60 = 233,205,624.08 : x - Step 2: Convert to fraction form
431,444,538.08/595,396,161.60 = 233,205,624.08/x - Step 3: Cross multiply
431,444,538.08x = 595,396,161.60 × 233,205,624.08 - Step 4: Simplify right side
431,444,538.08x = 138,849,733,440,764,544 - Step 5: Solve for x
x = 138,849,733,440,764,544/431,444,538.08 - Step 6: Final answer
x = 321,825,220.13
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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.