Finding the Fourth Proportional to 7,687,442,038.13, 11,512,541,770.52 and 5,319,969,002.06
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Solution
The fourth proportional to 7,687,442,038.13, 11,512,541,770.52 and 5,319,969,002.06 is: 7,967,066,945.06
Step by Step Solution
- Step 1: Write the proportion equation
7,687,442,038.13 : 11,512,541,770.52 = 5,319,969,002.06 : x - Step 2: Convert to fraction form
7,687,442,038.13/11,512,541,770.52 = 5,319,969,002.06/x - Step 3: Cross multiply
7,687,442,038.13x = 11,512,541,770.52 × 5,319,969,002.06 - Step 4: Simplify right side
7,687,442,038.13x = 61,246,365,354,003,185,664 - Step 5: Solve for x
x = 61,246,365,354,003,185,664/7,687,442,038.13 - Step 6: Final answer
x = 7,967,066,945.06
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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.