Finding the Fourth Proportional to 85,616,451.26, 118,151,026.86 and 46,458,228
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Solution
The fourth proportional to 85,616,451.26, 118,151,026.86 and 46,458,228 is: 64,112,530.52
Step by Step Solution
- Step 1: Write the proportion equation
85,616,451.26 : 118,151,026.86 = 46,458,228 : x - Step 2: Convert to fraction form
85,616,451.26/118,151,026.86 = 46,458,228/x - Step 3: Cross multiply
85,616,451.26x = 118,151,026.86 × 46,458,228 - Step 4: Simplify right side
85,616,451.26x = 5,489,087,344,296,004 - Step 5: Solve for x
x = 5,489,087,344,296,004/85,616,451.26 - Step 6: Final answer
x = 64,112,530.52
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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.