Finding the Fourth Proportional to 180,408,394.48, 248,963,747.16 and 97,902,180.04
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Solution
The fourth proportional to 180,408,394.48, 248,963,747.16 and 97,902,180.04 is: 135,105,096.79
Step by Step Solution
- Step 1: Write the proportion equation
180,408,394.48 : 248,963,747.16 = 97,902,180.04 : x - Step 2: Convert to fraction form
180,408,394.48/248,963,747.16 = 97,902,180.04/x - Step 3: Cross multiply
180,408,394.48x = 248,963,747.16 × 97,902,180.04 - Step 4: Simplify right side
180,408,394.48x = 24,374,093,597,891,360 - Step 5: Solve for x
x = 24,374,093,597,891,360/180,408,394.48 - Step 6: Final answer
x = 135,105,096.79
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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.