Finding the Fourth Proportional to 236,052,123.45, 325,752,244.15 and 130,203,164.99
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Solution
The fourth proportional to 236,052,123.45, 325,752,244.15 and 130,203,164.99 is: 179,680,540.76
Step by Step Solution
- Step 1: Write the proportion equation
236,052,123.45 : 325,752,244.15 = 130,203,164.99 : x - Step 2: Convert to fraction form
236,052,123.45/325,752,244.15 = 130,203,164.99/x - Step 3: Cross multiply
236,052,123.45x = 325,752,244.15 × 130,203,164.99 - Step 4: Simplify right side
236,052,123.45x = 42,413,973,189,621,952 - Step 5: Solve for x
x = 42,413,973,189,621,952/236,052,123.45 - Step 6: Final answer
x = 179,680,540.76
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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.