Finding the Fourth Proportional to 118,479,617.14, 177,727,223.72 and 31,043,275.12
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Solution
The fourth proportional to 118,479,617.14, 177,727,223.72 and 31,043,275.12 is: 46,566,955.86
Step by Step Solution
- Step 1: Write the proportion equation
118,479,617.14 : 177,727,223.72 = 31,043,275.12 : x - Step 2: Convert to fraction form
118,479,617.14/177,727,223.72 = 31,043,275.12/x - Step 3: Cross multiply
118,479,617.14x = 177,727,223.72 × 31,043,275.12 - Step 4: Simplify right side
118,479,617.14x = 5,517,235,102,253,750 - Step 5: Solve for x
x = 5,517,235,102,253,750/118,479,617.14 - Step 6: Final answer
x = 46,566,955.86
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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.