Finding the Fourth Proportional to 135,025,645.80, 202,543,998.30 and 39,287,533.80
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Solution
The fourth proportional to 135,025,645.80, 202,543,998.30 and 39,287,533.80 is: 58,932,909.61
Step by Step Solution
- Step 1: Write the proportion equation
135,025,645.80 : 202,543,998.30 = 39,287,533.80 : x - Step 2: Convert to fraction form
135,025,645.80/202,543,998.30 = 39,287,533.80/x - Step 3: Cross multiply
135,025,645.80x = 202,543,998.30 × 39,287,533.80 - Step 4: Simplify right side
135,025,645.80x = 7,957,454,179,198,392 - Step 5: Solve for x
x = 7,957,454,179,198,392/135,025,645.80 - Step 6: Final answer
x = 58,932,909.61
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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.