Finding the Fourth Proportional to 191,419,914.99, 264,158,132.00 and 104,499,786.99
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Solution
The fourth proportional to 191,419,914.99, 264,158,132.00 and 104,499,786.99 is: 144,208,968.68
Step by Step Solution
- Step 1: Write the proportion equation
191,419,914.99 : 264,158,132.00 = 104,499,786.99 : x - Step 2: Convert to fraction form
191,419,914.99/264,158,132.00 = 104,499,786.99/x - Step 3: Cross multiply
191,419,914.99x = 264,158,132.00 × 104,499,786.99 - Step 4: Simplify right side
191,419,914.99x = 27,604,468,525,153,804 - Step 5: Solve for x
x = 27,604,468,525,153,804/191,419,914.99 - Step 6: Final answer
x = 144,208,968.68
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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.