Finding the Fourth Proportional to 125,536,009.24, 173,241,766.76 and 69,023,147.32
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Solution
The fourth proportional to 125,536,009.24, 173,241,766.76 and 69,023,147.32 is: 95,253,083.65
Step by Step Solution
- Step 1: Write the proportion equation
125,536,009.24 : 173,241,766.76 = 69,023,147.32 : x - Step 2: Convert to fraction form
125,536,009.24/173,241,766.76 = 69,023,147.32/x - Step 3: Cross multiply
125,536,009.24x = 173,241,766.76 × 69,023,147.32 - Step 4: Simplify right side
125,536,009.24x = 11,957,691,989,052,558 - Step 5: Solve for x
x = 11,957,691,989,052,558/125,536,009.24 - Step 6: Final answer
x = 95,253,083.65
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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.