Finding the Fourth Proportional to 86,351,200.09, 129,519,522.89 and 37,165,067.08
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Solution
The fourth proportional to 86,351,200.09, 129,519,522.89 and 37,165,067.08 is: 55,744,468.53
Step by Step Solution
- Step 1: Write the proportion equation
86,351,200.09 : 129,519,522.89 = 37,165,067.08 : x - Step 2: Convert to fraction form
86,351,200.09/129,519,522.89 = 37,165,067.08/x - Step 3: Cross multiply
86,351,200.09x = 129,519,522.89 × 37,165,067.08 - Step 4: Simplify right side
86,351,200.09x = 4,813,601,756,376,445 - Step 5: Solve for x
x = 4,813,601,756,376,445/86,351,200.09 - Step 6: Final answer
x = 55,744,468.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.