Finding the Fourth Proportional to 126,296,054.24, 174,288,553.20 and 68,349,302.24
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Solution
The fourth proportional to 126,296,054.24, 174,288,553.20 and 68,349,302.24 is: 94,322,036.20
Step by Step Solution
- Step 1: Write the proportion equation
126,296,054.24 : 174,288,553.20 = 68,349,302.24 : x - Step 2: Convert to fraction form
126,296,054.24/174,288,553.20 = 68,349,302.24/x - Step 3: Cross multiply
126,296,054.24x = 174,288,553.20 × 68,349,302.24 - Step 4: Simplify right side
126,296,054.24x = 11,912,500,999,639,118 - Step 5: Solve for x
x = 11,912,500,999,639,118/126,296,054.24 - Step 6: Final answer
x = 94,322,036.20
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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.