Finding the Fourth Proportional to 180,461,435.91, 270,449,683.60 and 98,457,433.62
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Solution
The fourth proportional to 180,461,435.91, 270,449,683.60 and 98,457,433.62 is: 147,553,861.78
Step by Step Solution
- Step 1: Write the proportion equation
180,461,435.91 : 270,449,683.60 = 98,457,433.62 : x - Step 2: Convert to fraction form
180,461,435.91/270,449,683.60 = 98,457,433.62/x - Step 3: Cross multiply
180,461,435.91x = 270,449,683.60 × 98,457,433.62 - Step 4: Simplify right side
180,461,435.91x = 26,627,781,770,597,008 - Step 5: Solve for x
x = 26,627,781,770,597,008/180,461,435.91 - Step 6: Final answer
x = 147,553,861.78
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1.5x scale
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.