Finding the Fourth Proportional to 230,286,331.44, 317,786,498.64 and 125,863,554.96
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Solution
The fourth proportional to 230,286,331.44, 317,786,498.64 and 125,863,554.96 is: 173,686,984.32
Step by Step Solution
- Step 1: Write the proportion equation
230,286,331.44 : 317,786,498.64 = 125,863,554.96 : x - Step 2: Convert to fraction form
230,286,331.44/317,786,498.64 = 125,863,554.96/x - Step 3: Cross multiply
230,286,331.44x = 317,786,498.64 × 125,863,554.96 - Step 4: Simplify right side
230,286,331.44x = 39,997,738,437,121,600 - Step 5: Solve for x
x = 39,997,738,437,121,600/230,286,331.44 - Step 6: Final answer
x = 173,686,984.32
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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.