Finding the Fourth Proportional to 205,596,683.24, 283,677,526.29 and 121,922,294.30
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Solution
The fourth proportional to 205,596,683.24, 283,677,526.29 and 121,922,294.30 is: 168,225,548.69
Step by Step Solution
- Step 1: Write the proportion equation
205,596,683.24 : 283,677,526.29 = 121,922,294.30 : x - Step 2: Convert to fraction form
205,596,683.24/283,677,526.29 = 121,922,294.30/x - Step 3: Cross multiply
205,596,683.24x = 283,677,526.29 × 121,922,294.30 - Step 4: Simplify right side
205,596,683.24x = 34,586,614,846,625,368 - Step 5: Solve for x
x = 34,586,614,846,625,368/205,596,683.24 - Step 6: Final answer
x = 168,225,548.69
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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.