Finding the Fourth Proportional to 127,760,010.68, 191,563,267.61 and 49,944,234.49
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Solution
The fourth proportional to 127,760,010.68, 191,563,267.61 and 49,944,234.49 is: 74,886,349.07
Step by Step Solution
- Step 1: Write the proportion equation
127,760,010.68 : 191,563,267.61 = 49,944,234.49 : x - Step 2: Convert to fraction form
127,760,010.68/191,563,267.61 = 49,944,234.49/x - Step 3: Cross multiply
127,760,010.68x = 191,563,267.61 × 49,944,234.49 - Step 4: Simplify right side
127,760,010.68x = 9,567,480,756,830,414 - Step 5: Solve for x
x = 9,567,480,756,830,414/127,760,010.68 - Step 6: Final answer
x = 74,886,349.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.