Finding the Fourth Proportional to 120,550,938.24, 166,359,135.24 and 65,546,806.08
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Solution
The fourth proportional to 120,550,938.24, 166,359,135.24 and 65,546,806.08 is: 90,453,961.92
Step by Step Solution
- Step 1: Write the proportion equation
120,550,938.24 : 166,359,135.24 = 65,546,806.08 : x - Step 2: Convert to fraction form
120,550,938.24/166,359,135.24 = 65,546,806.08/x - Step 3: Cross multiply
120,550,938.24x = 166,359,135.24 × 65,546,806.08 - Step 4: Simplify right side
120,550,938.24x = 10,904,309,977,212,774 - Step 5: Solve for x
x = 10,904,309,977,212,774/120,550,938.24 - Step 6: Final answer
x = 90,453,961.92
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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.