Finding the Fourth Proportional to 118,025,326.20, 177,037,989.30 and 110,844,967.80
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Solution
The fourth proportional to 118,025,326.20, 177,037,989.30 and 110,844,967.80 is: 166,267,451.70
Step by Step Solution
- Step 1: Write the proportion equation
118,025,326.20 : 177,037,989.30 = 110,844,967.80 : x - Step 2: Convert to fraction form
118,025,326.20/177,037,989.30 = 110,844,967.80/x - Step 3: Cross multiply
118,025,326.20x = 177,037,989.30 × 110,844,967.80 - Step 4: Simplify right side
118,025,326.20x = 19,623,770,223,335,244 - Step 5: Solve for x
x = 19,623,770,223,335,244/118,025,326.20 - Step 6: Final answer
x = 166,267,451.70
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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.