Finding the Fourth Proportional to 4,906,509,035.20, 7,359,763,552.80 and 2,971,591,403.20
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Solution
The fourth proportional to 4,906,509,035.20, 7,359,763,552.80 and 2,971,591,403.20 is: 4,457,387,104.80
Step by Step Solution
- Step 1: Write the proportion equation
4,906,509,035.20 : 7,359,763,552.80 = 2,971,591,403.20 : x - Step 2: Convert to fraction form
4,906,509,035.20/7,359,763,552.80 = 2,971,591,403.20/x - Step 3: Cross multiply
4,906,509,035.20x = 7,359,763,552.80 × 2,971,591,403.20 - Step 4: Simplify right side
4,906,509,035.20x = 21,870,210,103,085,166,592 - Step 5: Solve for x
x = 21,870,210,103,085,166,592/4,906,509,035.20 - Step 6: Final answer
x = 4,457,387,104.80
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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.