Finding the Fourth Proportional to 232,677,027.36, 321,094,219.43 and 128,256,842.48
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Solution
The fourth proportional to 232,677,027.36, 321,094,219.43 and 128,256,842.48 is: 176,994,399.44
Step by Step Solution
- Step 1: Write the proportion equation
232,677,027.36 : 321,094,219.43 = 128,256,842.48 : x - Step 2: Convert to fraction form
232,677,027.36/321,094,219.43 = 128,256,842.48/x - Step 3: Cross multiply
232,677,027.36x = 321,094,219.43 × 128,256,842.48 - Step 4: Simplify right side
232,677,027.36x = 41,182,530,720,425,312 - Step 5: Solve for x
x = 41,182,530,720,425,312/232,677,027.36 - Step 6: Final answer
x = 176,994,399.44
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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.