Finding the Fourth Proportional to 199,805,471.26, 299,571,817.81 and 106,446,400.64
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Solution
The fourth proportional to 199,805,471.26, 299,571,817.81 and 106,446,400.64 is: 159,596,939.65
Step by Step Solution
- Step 1: Write the proportion equation
199,805,471.26 : 299,571,817.81 = 106,446,400.64 : x - Step 2: Convert to fraction form
199,805,471.26/299,571,817.81 = 106,446,400.64/x - Step 3: Cross multiply
199,805,471.26x = 299,571,817.81 × 106,446,400.64 - Step 4: Simplify right side
199,805,471.26x = 31,888,341,739,056,348 - Step 5: Solve for x
x = 31,888,341,739,056,348/199,805,471.26 - Step 6: Final answer
x = 159,596,939.65
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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.