Finding the Fourth Proportional to 115,900,227.82, 173,877,232.29 and 38,174,342.53
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Solution
The fourth proportional to 115,900,227.82, 173,877,232.29 and 38,174,342.53 is: 57,270,370.80
Step by Step Solution
- Step 1: Write the proportion equation
115,900,227.82 : 173,877,232.29 = 38,174,342.53 : x - Step 2: Convert to fraction form
115,900,227.82/173,877,232.29 = 38,174,342.53/x - Step 3: Cross multiply
115,900,227.82x = 173,877,232.29 × 38,174,342.53 - Step 4: Simplify right side
115,900,227.82x = 6,637,649,023,415,965 - Step 5: Solve for x
x = 6,637,649,023,415,965/115,900,227.82 - Step 6: Final answer
x = 57,270,370.80
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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.