Finding the Fourth Proportional to 232,761,701.64, 349,169,568.29 and 77,329,380.90
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Solution
The fourth proportional to 232,761,701.64, 349,169,568.29 and 77,329,380.90 is: 116,003,046.70
Step by Step Solution
- Step 1: Write the proportion equation
232,761,701.64 : 349,169,568.29 = 77,329,380.90 : x - Step 2: Convert to fraction form
232,761,701.64/349,169,568.29 = 77,329,380.90/x - Step 3: Cross multiply
232,761,701.64x = 349,169,568.29 × 77,329,380.90 - Step 4: Simplify right side
232,761,701.64x = 27,001,066,544,985,976 - Step 5: Solve for x
x = 27,001,066,544,985,976/232,761,701.64 - Step 6: Final answer
x = 116,003,046.70
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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.