Finding the Fourth Proportional to 202,522,938.58, 279,482,995.92 and 109,703,445.31
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Solution
The fourth proportional to 202,522,938.58, 279,482,995.92 and 109,703,445.31 is: 151,391,480.75
Step by Step Solution
- Step 1: Write the proportion equation
202,522,938.58 : 279,482,995.92 = 109,703,445.31 : x - Step 2: Convert to fraction form
202,522,938.58/279,482,995.92 = 109,703,445.31/x - Step 3: Cross multiply
202,522,938.58x = 279,482,995.92 × 109,703,445.31 - Step 4: Simplify right side
202,522,938.58x = 30,660,247,557,984,676 - Step 5: Solve for x
x = 30,660,247,557,984,676/202,522,938.58 - Step 6: Final answer
x = 151,391,480.75
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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.