Finding the Fourth Proportional to 199,686,742.26, 275,595,079.41 and 114,912,118.98
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Solution
The fourth proportional to 199,686,742.26, 275,595,079.41 and 114,912,118.98 is: 158,594,477.52
Step by Step Solution
- Step 1: Write the proportion equation
199,686,742.26 : 275,595,079.41 = 114,912,118.98 : x - Step 2: Convert to fraction form
199,686,742.26/275,595,079.41 = 114,912,118.98/x - Step 3: Cross multiply
199,686,742.26x = 275,595,079.41 × 114,912,118.98 - Step 4: Simplify right side
199,686,742.26x = 31,669,214,555,464,472 - Step 5: Solve for x
x = 31,669,214,555,464,472/199,686,742.26 - Step 6: Final answer
x = 158,594,477.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.