Finding the Fourth Proportional to 181,777,051.87, 272,692,486.10 and 66,752,626.13
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Solution
The fourth proportional to 181,777,051.87, 272,692,486.10 and 66,752,626.13 is: 100,138,820.53
Step by Step Solution
- Step 1: Write the proportion equation
181,777,051.87 : 272,692,486.10 = 66,752,626.13 : x - Step 2: Convert to fraction form
181,777,051.87/272,692,486.10 = 66,752,626.13/x - Step 3: Cross multiply
181,777,051.87x = 272,692,486.10 × 66,752,626.13 - Step 4: Simplify right side
181,777,051.87x = 18,202,939,572,919,540 - Step 5: Solve for x
x = 18,202,939,572,919,540/181,777,051.87 - Step 6: Final answer
x = 100,138,820.53
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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.