Finding the Fourth Proportional to 2,402,939,310.95, 3,605,444,775.77 and 1,297,324,649.22
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Solution
The fourth proportional to 2,402,939,310.95, 3,605,444,775.77 and 1,297,324,649.22 is: 1,946,546,197.69
Step by Step Solution
- Step 1: Write the proportion equation
2,402,939,310.95 : 3,605,444,775.77 = 1,297,324,649.22 : x - Step 2: Convert to fraction form
2,402,939,310.95/3,605,444,775.77 = 1,297,324,649.22/x - Step 3: Cross multiply
2,402,939,310.95x = 3,605,444,775.77 × 1,297,324,649.22 - Step 4: Simplify right side
2,402,939,310.95x = 4,677,432,379,001,410,560 - Step 5: Solve for x
x = 4,677,432,379,001,410,560/2,402,939,310.95 - Step 6: Final answer
x = 1,946,546,197.69
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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.