Finding the Fourth Proportional to 2,135,364,111.70, 3,203,046,167.55 and 1,676,716,969.30
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Solution
The fourth proportional to 2,135,364,111.70, 3,203,046,167.55 and 1,676,716,969.30 is: 2,515,075,453.95
Step by Step Solution
- Step 1: Write the proportion equation
2,135,364,111.70 : 3,203,046,167.55 = 1,676,716,969.30 : x - Step 2: Convert to fraction form
2,135,364,111.70/3,203,046,167.55 = 1,676,716,969.30/x - Step 3: Cross multiply
2,135,364,111.70x = 3,203,046,167.55 × 1,676,716,969.30 - Step 4: Simplify right side
2,135,364,111.70x = 5,370,601,862,582,416,384 - Step 5: Solve for x
x = 5,370,601,862,582,416,384/2,135,364,111.70 - Step 6: Final answer
x = 2,515,075,453.95
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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.