Finding the Fourth Proportional to 8,910,766,201.98, 13,366,151,779.86 and 3,313,972,025.58
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Solution
The fourth proportional to 8,910,766,201.98, 13,366,151,779.86 and 3,313,972,025.58 is: 4,970,958,959.54
Step by Step Solution
- Step 1: Write the proportion equation
8,910,766,201.98 : 13,366,151,779.86 = 3,313,972,025.58 : x - Step 2: Convert to fraction form
8,910,766,201.98/13,366,151,779.86 = 3,313,972,025.58/x - Step 3: Cross multiply
8,910,766,201.98x = 13,366,151,779.86 × 3,313,972,025.58 - Step 4: Simplify right side
8,910,766,201.98x = 44,295,053,088,112,369,664 - Step 5: Solve for x
x = 44,295,053,088,112,369,664/8,910,766,201.98 - Step 6: Final answer
x = 4,970,958,959.54
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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.