Finding the Fourth Proportional to 503,966,230.88, 695,458,170.12 and 277,905,093.44
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Solution
The fourth proportional to 503,966,230.88, 695,458,170.12 and 277,905,093.44 is: 383,500,631.41
Step by Step Solution
- Step 1: Write the proportion equation
503,966,230.88 : 695,458,170.12 = 277,905,093.44 : x - Step 2: Convert to fraction form
503,966,230.88/695,458,170.12 = 277,905,093.44/x - Step 3: Cross multiply
503,966,230.88x = 695,458,170.12 × 277,905,093.44 - Step 4: Simplify right side
503,966,230.88x = 193,271,367,750,810,016 - Step 5: Solve for x
x = 193,271,367,750,810,016/503,966,230.88 - Step 6: Final answer
x = 383,500,631.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.