Finding the Fourth Proportional to 860,546,348.07, 1,288,147,505.64 and 466,093,473.09
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Solution
The fourth proportional to 860,546,348.07, 1,288,147,505.64 and 466,093,473.09 is: 697,692,978.54
Step by Step Solution
- Step 1: Write the proportion equation
860,546,348.07 : 1,288,147,505.64 = 466,093,473.09 : x - Step 2: Convert to fraction form
860,546,348.07/1,288,147,505.64 = 466,093,473.09/x - Step 3: Cross multiply
860,546,348.07x = 1,288,147,505.64 × 466,093,473.09 - Step 4: Simplify right side
860,546,348.07x = 600,397,144,755,968,000 - Step 5: Solve for x
x = 600,397,144,755,968,000/860,546,348.07 - Step 6: Final answer
x = 697,692,978.54
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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.