Finding the Fourth Proportional to 194,211,107.19, 291,120,367.41 and 83,618,914.74
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Solution
The fourth proportional to 194,211,107.19, 291,120,367.41 and 83,618,914.74 is: 125,343,856.66
Step by Step Solution
- Step 1: Write the proportion equation
194,211,107.19 : 291,120,367.41 = 83,618,914.74 : x - Step 2: Convert to fraction form
194,211,107.19/291,120,367.41 = 83,618,914.74/x - Step 3: Cross multiply
194,211,107.19x = 291,120,367.41 × 83,618,914.74 - Step 4: Simplify right side
194,211,107.19x = 24,343,169,181,534,264 - Step 5: Solve for x
x = 24,343,169,181,534,264/194,211,107.19 - Step 6: Final answer
x = 125,343,856.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.