Finding the Fourth Proportional to 295,258,216.60, 442,887,324.90 and 273,759,131.80
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Solution
The fourth proportional to 295,258,216.60, 442,887,324.90 and 273,759,131.80 is: 410,638,697.70
Step by Step Solution
- Step 1: Write the proportion equation
295,258,216.60 : 442,887,324.90 = 273,759,131.80 : x - Step 2: Convert to fraction form
295,258,216.60/442,887,324.90 = 273,759,131.80/x - Step 3: Cross multiply
295,258,216.60x = 442,887,324.90 × 273,759,131.80 - Step 4: Simplify right side
295,258,216.60x = 121,244,449,549,848,528 - Step 5: Solve for x
x = 121,244,449,549,848,528/295,258,216.60 - Step 6: Final answer
x = 410,638,697.70
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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.