Finding the Fourth Proportional to 88,437,677.13, 132,629,746.75 and 30,919,227.21
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Solution
The fourth proportional to 88,437,677.13, 132,629,746.75 and 30,919,227.21 is: 46,369,481.96
Step by Step Solution
- Step 1: Write the proportion equation
88,437,677.13 : 132,629,746.75 = 30,919,227.21 : x - Step 2: Convert to fraction form
88,437,677.13/132,629,746.75 = 30,919,227.21/x - Step 3: Cross multiply
88,437,677.13x = 132,629,746.75 × 30,919,227.21 - Step 4: Simplify right side
88,437,677.13x = 4,100,809,274,568,009 - Step 5: Solve for x
x = 4,100,809,274,568,009/88,437,677.13 - Step 6: Final answer
x = 46,369,481.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.