Finding the Fourth Proportional to 163,138,913.49, 244,705,969.04 and 40,317,224.18
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Solution
The fourth proportional to 163,138,913.49, 244,705,969.04 and 40,317,224.18 is: 60,475,242.84
Step by Step Solution
- Step 1: Write the proportion equation
163,138,913.49 : 244,705,969.04 = 40,317,224.18 : x - Step 2: Convert to fraction form
163,138,913.49/244,705,969.04 = 40,317,224.18/x - Step 3: Cross multiply
163,138,913.49x = 244,705,969.04 × 40,317,224.18 - Step 4: Simplify right side
163,138,913.49x = 9,865,865,410,544,702 - Step 5: Solve for x
x = 9,865,865,410,544,702/163,138,913.49 - Step 6: Final answer
x = 60,475,242.84
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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.