Finding the Fourth Proportional to 104,852,375.98, 157,278,427.88 and 28,175,405.92
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Solution
The fourth proportional to 104,852,375.98, 157,278,427.88 and 28,175,405.92 is: 42,263,072.31
Step by Step Solution
- Step 1: Write the proportion equation
104,852,375.98 : 157,278,427.88 = 28,175,405.92 : x - Step 2: Convert to fraction form
104,852,375.98/157,278,427.88 = 28,175,405.92/x - Step 3: Cross multiply
104,852,375.98x = 157,278,427.88 × 28,175,405.92 - Step 4: Simplify right side
104,852,375.98x = 4,431,383,547,978,445 - Step 5: Solve for x
x = 4,431,383,547,978,445/104,852,375.98 - Step 6: Final answer
x = 42,263,072.31
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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.