Finding the Fourth Proportional to 556,599,678.88, 834,761,563.98 and 188,126,450.68
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Solution
The fourth proportional to 556,599,678.88, 834,761,563.98 and 188,126,450.68 is: 282,143,048.50
Step by Step Solution
- Step 1: Write the proportion equation
556,599,678.88 : 834,761,563.98 = 188,126,450.68 : x - Step 2: Convert to fraction form
556,599,678.88/834,761,563.98 = 188,126,450.68/x - Step 3: Cross multiply
556,599,678.88x = 834,761,563.98 × 188,126,450.68 - Step 4: Simplify right side
556,599,678.88x = 157,040,730,195,643,136 - Step 5: Solve for x
x = 157,040,730,195,643,136/556,599,678.88 - Step 6: Final answer
x = 282,143,048.50
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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.