Finding the Fourth Proportional to 303,697,419.48, 419,100,352.02 and 164,464,995.08
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Solution
The fourth proportional to 303,697,419.48, 419,100,352.02 and 164,464,995.08 is: 226,960,563.09
Step by Step Solution
- Step 1: Write the proportion equation
303,697,419.48 : 419,100,352.02 = 164,464,995.08 : x - Step 2: Convert to fraction form
303,697,419.48/419,100,352.02 = 164,464,995.08/x - Step 3: Cross multiply
303,697,419.48x = 419,100,352.02 × 164,464,995.08 - Step 4: Simplify right side
303,697,419.48x = 68,927,337,332,995,568 - Step 5: Solve for x
x = 68,927,337,332,995,568/303,697,419.48 - Step 6: Final answer
x = 226,960,563.09
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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.