Finding the Fourth Proportional to 121,526,394.82, 182,297,719.41 and 42,733,488.75
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Solution
The fourth proportional to 121,526,394.82, 182,297,719.41 and 42,733,488.75 is: 64,103,090.96
Step by Step Solution
- Step 1: Write the proportion equation
121,526,394.82 : 182,297,719.41 = 42,733,488.75 : x - Step 2: Convert to fraction form
121,526,394.82/182,297,719.41 = 42,733,488.75/x - Step 3: Cross multiply
121,526,394.82x = 182,297,719.41 × 42,733,488.75 - Step 4: Simplify right side
121,526,394.82x = 7,790,217,541,557,891 - Step 5: Solve for x
x = 7,790,217,541,557,891/121,526,394.82 - Step 6: Final answer
x = 64,103,090.96
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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.