Finding the Fourth Proportional to 73,206,911.48, 101,027,397.07 and 40,167,151.84
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Solution
The fourth proportional to 73,206,911.48, 101,027,397.07 and 40,167,151.84 is: 55,431,689.65
Step by Step Solution
- Step 1: Write the proportion equation
73,206,911.48 : 101,027,397.07 = 40,167,151.84 : x - Step 2: Convert to fraction form
73,206,911.48/101,027,397.07 = 40,167,151.84/x - Step 3: Cross multiply
73,206,911.48x = 101,027,397.07 × 40,167,151.84 - Step 4: Simplify right side
73,206,911.48x = 4,057,982,797,777,225 - Step 5: Solve for x
x = 4,057,982,797,777,225/73,206,911.48 - Step 6: Final answer
x = 55,431,689.65
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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.