Finding the Fourth Proportional to 101,048,544.73, 139,412,740.28 and 82,431,502.20
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Solution
The fourth proportional to 101,048,544.73, 139,412,740.28 and 82,431,502.20 is: 113,727,532.02
Step by Step Solution
- Step 1: Write the proportion equation
101,048,544.73 : 139,412,740.28 = 82,431,502.20 : x - Step 2: Convert to fraction form
101,048,544.73/139,412,740.28 = 82,431,502.20/x - Step 3: Cross multiply
101,048,544.73x = 139,412,740.28 × 82,431,502.20 - Step 4: Simplify right side
101,048,544.73x = 11,492,001,606,686,692 - Step 5: Solve for x
x = 11,492,001,606,686,692/101,048,544.73 - Step 6: Final answer
x = 113,727,532.02
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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.