Finding the Fourth Proportional to 1,752,185,251.44, 2,418,015,694.68 and 969,904,099.44
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Solution
The fourth proportional to 1,752,185,251.44, 2,418,015,694.68 and 969,904,099.44 is: 1,338,467,683.63
Step by Step Solution
- Step 1: Write the proportion equation
1,752,185,251.44 : 2,418,015,694.68 = 969,904,099.44 : x - Step 2: Convert to fraction form
1,752,185,251.44/2,418,015,694.68 = 969,904,099.44/x - Step 3: Cross multiply
1,752,185,251.44x = 2,418,015,694.68 × 969,904,099.44 - Step 4: Simplify right side
1,752,185,251.44x = 2,345,243,334,780,391,424 - Step 5: Solve for x
x = 2,345,243,334,780,391,424/1,752,185,251.44 - Step 6: Final answer
x = 1,338,467,683.63
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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.