Finding the Fourth Proportional to 113,310,030.44, 155,990,106.99 and 108,104,067.62
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Solution
The fourth proportional to 113,310,030.44, 155,990,106.99 and 108,104,067.62 is: 148,823,233.11
Step by Step Solution
- Step 1: Write the proportion equation
113,310,030.44 : 155,990,106.99 = 108,104,067.62 : x - Step 2: Convert to fraction form
113,310,030.44/155,990,106.99 = 108,104,067.62/x - Step 3: Cross multiply
113,310,030.44x = 155,990,106.99 × 108,104,067.62 - Step 4: Simplify right side
113,310,030.44x = 16,863,165,073,557,476 - Step 5: Solve for x
x = 16,863,165,073,557,476/113,310,030.44 - Step 6: Final answer
x = 148,823,233.11
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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.