Finding the Fourth Proportional to 85,227,063.84, 117,613,297.42 and 46,068,841.19
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Solution
The fourth proportional to 85,227,063.84, 117,613,297.42 and 46,068,841.19 is: 63,574,973.45
Step by Step Solution
- Step 1: Write the proportion equation
85,227,063.84 : 117,613,297.42 = 46,068,841.19 : x - Step 2: Convert to fraction form
85,227,063.84/117,613,297.42 = 46,068,841.19/x - Step 3: Cross multiply
85,227,063.84x = 117,613,297.42 × 46,068,841.19 - Step 4: Simplify right side
85,227,063.84x = 5,418,308,320,853,078 - Step 5: Solve for x
x = 5,418,308,320,853,078/85,227,063.84 - Step 6: Final answer
x = 63,574,973.45
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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.