Finding the Fourth Proportional to 88,267,044.84, 121,797,939.96 and 49,098,924.60
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Solution
The fourth proportional to 88,267,044.84, 121,797,939.96 and 49,098,924.60 is: 67,750,629.71
Step by Step Solution
- Step 1: Write the proportion equation
88,267,044.84 : 121,797,939.96 = 49,098,924.60 : x - Step 2: Convert to fraction form
88,267,044.84/121,797,939.96 = 49,098,924.60/x - Step 3: Cross multiply
88,267,044.84x = 121,797,939.96 × 49,098,924.60 - Step 4: Simplify right side
88,267,044.84x = 5,980,147,870,531,367 - Step 5: Solve for x
x = 5,980,147,870,531,367/88,267,044.84 - Step 6: Final answer
x = 67,750,629.71
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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.