Finding the Fourth Proportional to 81,157,083.87, 121,737,398.09 and 48,836,023.23
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Solution
The fourth proportional to 81,157,083.87, 121,737,398.09 and 48,836,023.23 is: 73,255,101.31
Step by Step Solution
- Step 1: Write the proportion equation
81,157,083.87 : 121,737,398.09 = 48,836,023.23 : x - Step 2: Convert to fraction form
81,157,083.87/121,737,398.09 = 48,836,023.23/x - Step 3: Cross multiply
81,157,083.87x = 121,737,398.09 × 48,836,023.23 - Step 4: Simplify right side
81,157,083.87x = 5,945,170,401,082,997 - Step 5: Solve for x
x = 5,945,170,401,082,997/81,157,083.87 - Step 6: Final answer
x = 73,255,101.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.