Finding the Fourth Proportional to 249,986,602.99, 373,459,450.73 and 161,829,944.56
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Solution
The fourth proportional to 249,986,602.99, 373,459,450.73 and 161,829,944.56 is: 241,760,644.31
Step by Step Solution
- Step 1: Write the proportion equation
249,986,602.99 : 373,459,450.73 = 161,829,944.56 : x - Step 2: Convert to fraction form
249,986,602.99/373,459,450.73 = 161,829,944.56/x - Step 3: Cross multiply
249,986,602.99x = 373,459,450.73 × 161,829,944.56 - Step 4: Simplify right side
249,986,602.99x = 60,436,922,207,043,952 - Step 5: Solve for x
x = 60,436,922,207,043,952/249,986,602.99 - Step 6: Final answer
x = 241,760,644.31
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1.5x scale
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.