Finding the Fourth Proportional to 66,414,352.20, 99,640,190.70 and 32,336,809.80
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Solution
The fourth proportional to 66,414,352.20, 99,640,190.70 and 32,336,809.80 is: 48,514,301.33
Step by Step Solution
- Step 1: Write the proportion equation
66,414,352.20 : 99,640,190.70 = 32,336,809.80 : x - Step 2: Convert to fraction form
66,414,352.20/99,640,190.70 = 32,336,809.80/x - Step 3: Cross multiply
66,414,352.20x = 99,640,190.70 × 32,336,809.80 - Step 4: Simplify right side
66,414,352.20x = 3,222,045,895,101,629 - Step 5: Solve for x
x = 3,222,045,895,101,629/66,414,352.20 - Step 6: Final answer
x = 48,514,301.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.