Finding the Fourth Proportional to 249,986,601.99, 373,459,449.24 and 161,829,943.56
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Solution
The fourth proportional to 249,986,601.99, 373,459,449.24 and 161,829,943.56 is: 241,760,642.82
Step by Step Solution
- Step 1: Write the proportion equation
249,986,601.99 : 373,459,449.24 = 161,829,943.56 : x - Step 2: Convert to fraction form
249,986,601.99/373,459,449.24 = 161,829,943.56/x - Step 3: Cross multiply
249,986,601.99x = 373,459,449.24 × 161,829,943.56 - Step 4: Simplify right side
249,986,601.99x = 60,436,921,592,457,888 - Step 5: Solve for x
x = 60,436,921,592,457,888/249,986,601.99 - Step 6: Final answer
x = 241,760,642.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.