Finding the Fourth Proportional to 83,392,677.62, 115,086,142.68 and 48,097,357.04
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Solution
The fourth proportional to 83,392,677.62, 115,086,142.68 and 48,097,357.04 is: 66,376,802.53
Step by Step Solution
- Step 1: Write the proportion equation
83,392,677.62 : 115,086,142.68 = 48,097,357.04 : x - Step 2: Convert to fraction form
83,392,677.62/115,086,142.68 = 48,097,357.04/x - Step 3: Cross multiply
83,392,677.62x = 115,086,142.68 × 48,097,357.04 - Step 4: Simplify right side
83,392,677.62x = 5,535,339,294,836,343 - Step 5: Solve for x
x = 5,535,339,294,836,343/83,392,677.62 - Step 6: Final answer
x = 66,376,802.53
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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.