Finding the Fourth Proportional to 172,964,113.09, 238,690,466.49 and 94,647,676.03
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Solution
The fourth proportional to 172,964,113.09, 238,690,466.49 and 94,647,676.03 is: 130,613,787.68
Step by Step Solution
- Step 1: Write the proportion equation
172,964,113.09 : 238,690,466.49 = 94,647,676.03 : x - Step 2: Convert to fraction form
172,964,113.09/238,690,466.49 = 94,647,676.03/x - Step 3: Cross multiply
172,964,113.09x = 238,690,466.49 × 94,647,676.03 - Step 4: Simplify right side
172,964,113.09x = 22,591,497,943,795,092 - Step 5: Solve for x
x = 22,591,497,943,795,092/172,964,113.09 - Step 6: Final answer
x = 130,613,787.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.