Finding the Fourth Proportional to 113,326,862.20, 169,990,293.30 and 36,657,640.60
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Solution
The fourth proportional to 113,326,862.20, 169,990,293.30 and 36,657,640.60 is: 54,986,460.90
Step by Step Solution
- Step 1: Write the proportion equation
113,326,862.20 : 169,990,293.30 = 36,657,640.60 : x - Step 2: Convert to fraction form
113,326,862.20/169,990,293.30 = 36,657,640.60/x - Step 3: Cross multiply
113,326,862.20x = 169,990,293.30 × 36,657,640.60 - Step 4: Simplify right side
113,326,862.20x = 6,231,443,077,279,989 - Step 5: Solve for x
x = 6,231,443,077,279,989/113,326,862.20 - Step 6: Final answer
x = 54,986,460.90
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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.