Finding the Fourth Proportional to 111,775,442.29, 154,250,117.48 and 62,214,749.08
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Solution
The fourth proportional to 111,775,442.29, 154,250,117.48 and 62,214,749.08 is: 85,856,357.69
Step by Step Solution
- Step 1: Write the proportion equation
111,775,442.29 : 154,250,117.48 = 62,214,749.08 : x - Step 2: Convert to fraction form
111,775,442.29/154,250,117.48 = 62,214,749.08/x - Step 3: Cross multiply
111,775,442.29x = 154,250,117.48 × 62,214,749.08 - Step 4: Simplify right side
111,775,442.29x = 9,596,632,354,578,720 - Step 5: Solve for x
x = 9,596,632,354,578,720/111,775,442.29 - Step 6: Final answer
x = 85,856,357.69
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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.