Finding the Fourth Proportional to 306,636,221.10, 459,954,331.65 and 184,192,214.70
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Solution
The fourth proportional to 306,636,221.10, 459,954,331.65 and 184,192,214.70 is: 276,288,322.05
Step by Step Solution
- Step 1: Write the proportion equation
306,636,221.10 : 459,954,331.65 = 184,192,214.70 : x - Step 2: Convert to fraction form
306,636,221.10/459,954,331.65 = 184,192,214.70/x - Step 3: Cross multiply
306,636,221.10x = 459,954,331.65 × 184,192,214.70 - Step 4: Simplify right side
306,636,221.10x = 84,720,007,007,471,792 - Step 5: Solve for x
x = 84,720,007,007,471,792/306,636,221.10 - Step 6: Final answer
x = 276,288,322.05
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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.