Finding the Fourth Proportional to 235,235,014.24, 324,576,748.08 and 137,430,974.56
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Solution
The fourth proportional to 235,235,014.24, 324,576,748.08 and 137,430,974.56 is: 189,626,952.23
Step by Step Solution
- Step 1: Write the proportion equation
235,235,014.24 : 324,576,748.08 = 137,430,974.56 : x - Step 2: Convert to fraction form
235,235,014.24/324,576,748.08 = 137,430,974.56/x - Step 3: Cross multiply
235,235,014.24x = 324,576,748.08 × 137,430,974.56 - Step 4: Simplify right side
235,235,014.24x = 44,606,898,808,150,008 - Step 5: Solve for x
x = 44,606,898,808,150,008/235,235,014.24 - Step 6: Final answer
x = 189,626,952.23
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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.