Finding the Fourth Proportional to 649,638,230.82, 974,514,635.91 and 183,303,744.54
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Solution
The fourth proportional to 649,638,230.82, 974,514,635.91 and 183,303,744.54 is: 274,971,781.83
Step by Step Solution
- Step 1: Write the proportion equation
649,638,230.82 : 974,514,635.91 = 183,303,744.54 : x - Step 2: Convert to fraction form
649,638,230.82/974,514,635.91 = 183,303,744.54/x - Step 3: Cross multiply
649,638,230.82x = 974,514,635.91 × 183,303,744.54 - Step 4: Simplify right side
649,638,230.82x = 178,632,181,871,337,728 - Step 5: Solve for x
x = 178,632,181,871,337,728/649,638,230.82 - Step 6: Final answer
x = 274,971,781.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.