Finding the Fourth Proportional to 848,751,144.30, 1,273,126,716.45 and 808,574,204.70
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Solution
The fourth proportional to 848,751,144.30, 1,273,126,716.45 and 808,574,204.70 is: 1,212,861,307.05
Step by Step Solution
- Step 1: Write the proportion equation
848,751,144.30 : 1,273,126,716.45 = 808,574,204.70 : x - Step 2: Convert to fraction form
848,751,144.30/1,273,126,716.45 = 808,574,204.70/x - Step 3: Cross multiply
848,751,144.30x = 1,273,126,716.45 × 808,574,204.70 - Step 4: Simplify right side
848,751,144.30x = 1,029,417,422,235,881,216 - Step 5: Solve for x
x = 1,029,417,422,235,881,216/848,751,144.30 - Step 6: Final answer
x = 1,212,861,307.05
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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.