Finding the Fourth Proportional to 113,326,201.20, 169,989,301.80 and 36,704,218.80
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Solution
The fourth proportional to 113,326,201.20, 169,989,301.80 and 36,704,218.80 is: 55,056,328.20
Step by Step Solution
- Step 1: Write the proportion equation
113,326,201.20 : 169,989,301.80 = 36,704,218.80 : x - Step 2: Convert to fraction form
113,326,201.20/169,989,301.80 = 36,704,218.80/x - Step 3: Cross multiply
113,326,201.20x = 169,989,301.80 × 36,704,218.80 - Step 4: Simplify right side
113,326,201.20x = 6,239,324,526,926,434 - Step 5: Solve for x
x = 6,239,324,526,926,434/113,326,201.20 - Step 6: Final answer
x = 55,056,328.20
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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.