Finding the Fourth Proportional to 802,652,611.84, 1,203,690,232.32 and 277,879,220.80
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Solution
The fourth proportional to 802,652,611.84, 1,203,690,232.32 and 277,879,220.80 is: 416,718,887.98
Step by Step Solution
- Step 1: Write the proportion equation
802,652,611.84 : 1,203,690,232.32 = 277,879,220.80 : x - Step 2: Convert to fraction form
802,652,611.84/1,203,690,232.32 = 277,879,220.80/x - Step 3: Cross multiply
802,652,611.84x = 1,203,690,232.32 × 277,879,220.80 - Step 4: Simplify right side
802,652,611.84x = 334,480,503,841,652,544 - Step 5: Solve for x
x = 334,480,503,841,652,544/802,652,611.84 - Step 6: Final answer
x = 416,718,887.98
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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.