Finding the Fourth Proportional to 283,505,564.48, 391,324,149.95 and 164,458,241.07
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Solution
The fourth proportional to 283,505,564.48, 391,324,149.95 and 164,458,241.07 is: 227,002,533.47
Step by Step Solution
- Step 1: Write the proportion equation
283,505,564.48 : 391,324,149.95 = 164,458,241.07 : x - Step 2: Convert to fraction form
283,505,564.48/391,324,149.95 = 164,458,241.07/x - Step 3: Cross multiply
283,505,564.48x = 391,324,149.95 × 164,458,241.07 - Step 4: Simplify right side
283,505,564.48x = 64,356,481,388,167,632 - Step 5: Solve for x
x = 64,356,481,388,167,632/283,505,564.48 - Step 6: Final answer
x = 227,002,533.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.