Finding the Fourth Proportional to 161,339,048.92, 222,666,710.70 and 91,734,859
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Solution
The fourth proportional to 161,339,048.92, 222,666,710.70 and 91,734,859 is: 126,604,807.99
Step by Step Solution
- Step 1: Write the proportion equation
161,339,048.92 : 222,666,710.70 = 91,734,859 : x - Step 2: Convert to fraction form
161,339,048.92/222,666,710.70 = 91,734,859/x - Step 3: Cross multiply
161,339,048.92x = 222,666,710.70 × 91,734,859 - Step 4: Simplify right side
161,339,048.92x = 20,426,299,310,058,292 - Step 5: Solve for x
x = 20,426,299,310,058,292/161,339,048.92 - Step 6: Final answer
x = 126,604,807.99
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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.