Finding the Fourth Proportional to 345,111,394.88, 476,265,476.18 and 204,103,490.08
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Solution
The fourth proportional to 345,111,394.88, 476,265,476.18 and 204,103,490.08 is: 281,669,766.15
Step by Step Solution
- Step 1: Write the proportion equation
345,111,394.88 : 476,265,476.18 = 204,103,490.08 : x - Step 2: Convert to fraction form
345,111,394.88/476,265,476.18 = 204,103,490.08/x - Step 3: Cross multiply
345,111,394.88x = 476,265,476.18 × 204,103,490.08 - Step 4: Simplify right side
345,111,394.88x = 97,207,445,892,951,120 - Step 5: Solve for x
x = 97,207,445,892,951,120/345,111,394.88 - Step 6: Final answer
x = 281,669,766.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.