Finding the Fourth Proportional to 415,751,672.96, 573,730,349.28 and 230,108,714.24
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Solution
The fourth proportional to 415,751,672.96, 573,730,349.28 and 230,108,714.24 is: 317,546,173.79
Step by Step Solution
- Step 1: Write the proportion equation
415,751,672.96 : 573,730,349.28 = 230,108,714.24 : x - Step 2: Convert to fraction form
415,751,672.96/573,730,349.28 = 230,108,714.24/x - Step 3: Cross multiply
415,751,672.96x = 573,730,349.28 × 230,108,714.24 - Step 4: Simplify right side
415,751,672.96x = 132,020,352,993,286,912 - Step 5: Solve for x
x = 132,020,352,993,286,912/415,751,672.96 - Step 6: Final answer
x = 317,546,173.79
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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.