Finding the Fourth Proportional to 154,916,759.98, 232,336,415.49 and 45,720,258.22
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Solution
The fourth proportional to 154,916,759.98, 232,336,415.49 and 45,720,258.22 is: 68,568,958.66
Step by Step Solution
- Step 1: Write the proportion equation
154,916,759.98 : 232,336,415.49 = 45,720,258.22 : x - Step 2: Convert to fraction form
154,916,759.98/232,336,415.49 = 45,720,258.22/x - Step 3: Cross multiply
154,916,759.98x = 232,336,415.49 × 45,720,258.22 - Step 4: Simplify right side
154,916,759.98x = 10,622,480,910,112,008 - Step 5: Solve for x
x = 10,622,480,910,112,008/154,916,759.98 - Step 6: Final answer
x = 68,568,958.66
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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.