Finding the Fourth Proportional to 13,187,027,166.05, 19,764,446,353.61 and 6,190,498,538.21
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Solution
The fourth proportional to 13,187,027,166.05, 19,764,446,353.61 and 6,190,498,538.21 is: 9,278,192,478.09
Step by Step Solution
- Step 1: Write the proportion equation
13,187,027,166.05 : 19,764,446,353.61 = 6,190,498,538.21 : x - Step 2: Convert to fraction form
13,187,027,166.05/19,764,446,353.61 = 6,190,498,538.21/x - Step 3: Cross multiply
13,187,027,166.05x = 19,764,446,353.61 × 6,190,498,538.21 - Step 4: Simplify right side
13,187,027,166.05x = 122,351,776,260,422,893,568 - Step 5: Solve for x
x = 122,351,776,260,422,893,568/13,187,027,166.05 - Step 6: Final answer
x = 9,278,192,478.09
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1.5x scale
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.