Finding the Fourth Proportional to 117,729,896.13, 176,623,109.96 and 36,950,864.13
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Solution
The fourth proportional to 117,729,896.13, 176,623,109.96 and 36,950,864.13 is: 55,435,167.72
Step by Step Solution
- Step 1: Write the proportion equation
117,729,896.13 : 176,623,109.96 = 36,950,864.13 : x - Step 2: Convert to fraction form
117,729,896.13/176,623,109.96 = 36,950,864.13/x - Step 3: Cross multiply
117,729,896.13x = 176,623,109.96 × 36,950,864.13 - Step 4: Simplify right side
117,729,896.13x = 6,526,376,538,165,256 - Step 5: Solve for x
x = 6,526,376,538,165,256/117,729,896.13 - Step 6: Final answer
x = 55,435,167.72
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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.