Finding the Fourth Proportional to 848,276,976.40, 1,272,415,464.60 and 234,861,202.15
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Solution
The fourth proportional to 848,276,976.40, 1,272,415,464.60 and 234,861,202.15 is: 352,291,803.23
Step by Step Solution
- Step 1: Write the proportion equation
848,276,976.40 : 1,272,415,464.60 = 234,861,202.15 : x - Step 2: Convert to fraction form
848,276,976.40/1,272,415,464.60 = 234,861,202.15/x - Step 3: Cross multiply
848,276,976.40x = 1,272,415,464.60 × 234,861,202.15 - Step 4: Simplify right side
848,276,976.40x = 298,841,025,650,206,784 - Step 5: Solve for x
x = 298,841,025,650,206,784/848,276,976.40 - Step 6: Final answer
x = 352,291,803.23
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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.