Finding the Fourth Proportional to 91,407,240.29, 137,121,264.75 and 33,142,357.19
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Solution
The fourth proportional to 91,407,240.29, 137,121,264.75 and 33,142,357.19 is: 49,717,308.17
Step by Step Solution
- Step 1: Write the proportion equation
91,407,240.29 : 137,121,264.75 = 33,142,357.19 : x - Step 2: Convert to fraction form
91,407,240.29/137,121,264.75 = 33,142,357.19/x - Step 3: Cross multiply
91,407,240.29x = 137,121,264.75 × 33,142,357.19 - Step 4: Simplify right side
91,407,240.29x = 4,544,521,934,689,056 - Step 5: Solve for x
x = 4,544,521,934,689,056/91,407,240.29 - Step 6: Final answer
x = 49,717,308.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.