Finding the Fourth Proportional to 104,110,227.68, 143,588,340.80 and 91,524,372
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Solution
The fourth proportional to 104,110,227.68, 143,588,340.80 and 91,524,372 is: 126,229,987.30
Step by Step Solution
- Step 1: Write the proportion equation
104,110,227.68 : 143,588,340.80 = 91,524,372 : x - Step 2: Convert to fraction form
104,110,227.68/143,588,340.80 = 91,524,372/x - Step 3: Cross multiply
104,110,227.68x = 143,588,340.80 × 91,524,372 - Step 4: Simplify right side
104,110,227.68x = 13,141,832,718,241,978 - Step 5: Solve for x
x = 13,141,832,718,241,978/104,110,227.68 - Step 6: Final answer
x = 126,229,987.30
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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.