Finding the Fourth Proportional to 87,458,890.24, 131,044,386.96 and 29,919,707.68
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Solution
The fourth proportional to 87,458,890.24, 131,044,386.96 and 29,919,707.68 is: 44,830,316.74
Step by Step Solution
- Step 1: Write the proportion equation
87,458,890.24 : 131,044,386.96 = 29,919,707.68 : x - Step 2: Convert to fraction form
87,458,890.24/131,044,386.96 = 29,919,707.68/x - Step 3: Cross multiply
87,458,890.24x = 131,044,386.96 × 29,919,707.68 - Step 4: Simplify right side
87,458,890.24x = 3,920,809,750,948,003.50 - Step 5: Solve for x
x = 3,920,809,750,948,003.50/87,458,890.24 - Step 6: Final answer
x = 44,830,316.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.