Finding the Fourth Proportional to 195,674,268.26, 293,591,858.16 and 86,441,789.54
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Solution
The fourth proportional to 195,674,268.26, 293,591,858.16 and 86,441,789.54 is: 129,698,226.75
Step by Step Solution
- Step 1: Write the proportion equation
195,674,268.26 : 293,591,858.16 = 86,441,789.54 : x - Step 2: Convert to fraction form
195,674,268.26/293,591,858.16 = 86,441,789.54/x - Step 3: Cross multiply
195,674,268.26x = 293,591,858.16 × 86,441,789.54 - Step 4: Simplify right side
195,674,268.26x = 25,378,605,613,724,256 - Step 5: Solve for x
x = 25,378,605,613,724,256/195,674,268.26 - Step 6: Final answer
x = 129,698,226.75
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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.