Finding the Fourth Proportional to 96,433,757.31, 133,089,624.56 and 54,058,761.74
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Solution
The fourth proportional to 96,433,757.31, 133,089,624.56 and 54,058,761.74 is: 74,607,279.70
Step by Step Solution
- Step 1: Write the proportion equation
96,433,757.31 : 133,089,624.56 = 54,058,761.74 : x - Step 2: Convert to fraction form
96,433,757.31/133,089,624.56 = 54,058,761.74/x - Step 3: Cross multiply
96,433,757.31x = 133,089,624.56 × 54,058,761.74 - Step 4: Simplify right side
96,433,757.31x = 7,194,660,304,217,523 - Step 5: Solve for x
x = 7,194,660,304,217,523/96,433,757.31 - Step 6: Final answer
x = 74,607,279.70
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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.