Finding the Fourth Proportional to 160,268,136.84, 221,167,858.32 and 89,703,726
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Solution
The fourth proportional to 160,268,136.84, 221,167,858.32 and 89,703,726 is: 123,789,927.02
Step by Step Solution
- Step 1: Write the proportion equation
160,268,136.84 : 221,167,858.32 = 89,703,726 : x - Step 2: Convert to fraction form
160,268,136.84/221,167,858.32 = 89,703,726/x - Step 3: Cross multiply
160,268,136.84x = 221,167,858.32 × 89,703,726 - Step 4: Simplify right side
160,268,136.84x = 19,839,580,962,744,100 - Step 5: Solve for x
x = 19,839,580,962,744,100/160,268,136.84 - Step 6: Final answer
x = 123,789,927.02
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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.