Finding the Fourth Proportional to 103,375,574.26, 154,969,507.65 and 51,576,019.99
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Solution
The fourth proportional to 103,375,574.26, 154,969,507.65 and 51,576,019.99 is: 77,317,204.59
Step by Step Solution
- Step 1: Write the proportion equation
103,375,574.26 : 154,969,507.65 = 51,576,019.99 : x - Step 2: Convert to fraction form
103,375,574.26/154,969,507.65 = 51,576,019.99/x - Step 3: Cross multiply
103,375,574.26x = 154,969,507.65 × 51,576,019.99 - Step 4: Simplify right side
103,375,574.26x = 7,992,710,424,396,859 - Step 5: Solve for x
x = 7,992,710,424,396,859/103,375,574.26 - Step 6: Final answer
x = 77,317,204.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.