Finding the Fourth Proportional to 1,051,496,716.17, 1,577,201,230.29 and 275,125,188.09
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Solution
The fourth proportional to 1,051,496,716.17, 1,577,201,230.29 and 275,125,188.09 is: 412,676,310.32
Step by Step Solution
- Step 1: Write the proportion equation
1,051,496,716.17 : 1,577,201,230.29 = 275,125,188.09 : x - Step 2: Convert to fraction form
1,051,496,716.17/1,577,201,230.29 = 275,125,188.09/x - Step 3: Cross multiply
1,051,496,716.17x = 1,577,201,230.29 × 275,125,188.09 - Step 4: Simplify right side
1,051,496,716.17x = 433,927,785,139,315,584 - Step 5: Solve for x
x = 433,927,785,139,315,584/1,051,496,716.17 - Step 6: Final answer
x = 412,676,310.32
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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.