Finding the Fourth Proportional to 226,902,346.68, 313,125,886.95 and 131,551,385.79
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Solution
The fourth proportional to 226,902,346.68, 313,125,886.95 and 131,551,385.79 is: 181,541,288.39
Step by Step Solution
- Step 1: Write the proportion equation
226,902,346.68 : 313,125,886.95 = 131,551,385.79 : x - Step 2: Convert to fraction form
226,902,346.68/313,125,886.95 = 131,551,385.79/x - Step 3: Cross multiply
226,902,346.68x = 313,125,886.95 × 131,551,385.79 - Step 4: Simplify right side
226,902,346.68x = 41,192,144,354,995,376 - Step 5: Solve for x
x = 41,192,144,354,995,376/226,902,346.68 - Step 6: Final answer
x = 181,541,288.39
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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.