Finding the Fourth Proportional to 118,290,341.70, 177,474,932.36 and 74,520,568.77
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Solution
The fourth proportional to 118,290,341.70, 177,474,932.36 and 74,520,568.77 is: 111,805,686.85
Step by Step Solution
- Step 1: Write the proportion equation
118,290,341.70 : 177,474,932.36 = 74,520,568.77 : x - Step 2: Convert to fraction form
118,290,341.70/177,474,932.36 = 74,520,568.77/x - Step 3: Cross multiply
118,290,341.70x = 177,474,932.36 × 74,520,568.77 - Step 4: Simplify right side
118,290,341.70x = 13,225,532,901,183,406 - Step 5: Solve for x
x = 13,225,532,901,183,406/118,290,341.70 - Step 6: Final answer
x = 111,805,686.85
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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.