Finding the Fourth Proportional to 1,634,678,040,920.10, 2,255,856,601,556.80 and 882,967,121,474.75
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Solution
The fourth proportional to 1,634,678,040,920.10, 2,255,856,601,556.80 and 882,967,121,474.75 is: 1,218,495,116,515.59
Step by Step Solution
- Step 1: Write the proportion equation
1,634,678,040,920.10 : 2,255,856,601,556.80 = 882,967,121,474.75 : x - Step 2: Convert to fraction form
1,634,678,040,920.10/2,255,856,601,556.80 = 882,967,121,474.75/x - Step 3: Cross multiply
1,634,678,040,920.10x = 2,255,856,601,556.80 × 882,967,121,474.75 - Step 4: Simplify right side
1,634,678,040,920.10x = 1,991,847,209,936,419,500,851,200 - Step 5: Solve for x
x = 1,991,847,209,936,419,500,851,200/1,634,678,040,920.10 - Step 6: Final answer
x = 1,218,495,116,515.59
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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.