Finding the Fourth Proportional to 66,251,138.97, 99,396,990.45 and 33,925,929.12
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Solution
The fourth proportional to 66,251,138.97, 99,396,990.45 and 33,925,929.12 is: 50,899,279.70
Step by Step Solution
- Step 1: Write the proportion equation
66,251,138.97 : 99,396,990.45 = 33,925,929.12 : x - Step 2: Convert to fraction form
66,251,138.97/99,396,990.45 = 33,925,929.12/x - Step 3: Cross multiply
66,251,138.97x = 99,396,990.45 × 33,925,929.12 - Step 4: Simplify right side
66,251,138.97x = 3,372,135,252,748,016.50 - Step 5: Solve for x
x = 3,372,135,252,748,016.50/66,251,138.97 - Step 6: Final answer
x = 50,899,279.70
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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.