Finding the Fourth Proportional to 155,282,910.30, 232,726,551.30 and 82,534,542.30
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Solution
The fourth proportional to 155,282,910.30, 232,726,551.30 and 82,534,542.30 is: 123,696,673.09
Step by Step Solution
- Step 1: Write the proportion equation
155,282,910.30 : 232,726,551.30 = 82,534,542.30 : x - Step 2: Convert to fraction form
155,282,910.30/232,726,551.30 = 82,534,542.30/x - Step 3: Cross multiply
155,282,910.30x = 232,726,551.30 × 82,534,542.30 - Step 4: Simplify right side
155,282,910.30x = 19,207,979,392,602,972 - Step 5: Solve for x
x = 19,207,979,392,602,972/155,282,910.30 - Step 6: Final answer
x = 123,696,673.09
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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.