Finding the Fourth Proportional to 878,203,206.44, 1,317,359,690.94 and 295,889,048.36
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Solution
The fourth proportional to 878,203,206.44, 1,317,359,690.94 and 295,889,048.36 is: 443,852,063.44
Step by Step Solution
- Step 1: Write the proportion equation
878,203,206.44 : 1,317,359,690.94 = 295,889,048.36 : x - Step 2: Convert to fraction form
878,203,206.44/1,317,359,690.94 = 295,889,048.36/x - Step 3: Cross multiply
878,203,206.44x = 1,317,359,690.94 × 295,889,048.36 - Step 4: Simplify right side
878,203,206.44x = 389,792,305,300,060,352 - Step 5: Solve for x
x = 389,792,305,300,060,352/878,203,206.44 - Step 6: Final answer
x = 443,852,063.44
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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.