Finding the Fourth Proportional to 154,916,765.73, 232,336,424.12 and 45,720,263.97
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Solution
The fourth proportional to 154,916,765.73, 232,336,424.12 and 45,720,263.97 is: 68,568,967.28
Step by Step Solution
- Step 1: Write the proportion equation
154,916,765.73 : 232,336,424.12 = 45,720,263.97 : x - Step 2: Convert to fraction form
154,916,765.73/232,336,424.12 = 45,720,263.97/x - Step 3: Cross multiply
154,916,765.73x = 232,336,424.12 × 45,720,263.97 - Step 4: Simplify right side
154,916,765.73x = 10,622,482,640,383,674 - Step 5: Solve for x
x = 10,622,482,640,383,674/154,916,765.73 - Step 6: Final answer
x = 68,568,967.28
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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.