Finding the Fourth Proportional to 45,920,743.32, 68,881,201.38 and 43,114,734.84
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Solution
The fourth proportional to 45,920,743.32, 68,881,201.38 and 43,114,734.84 is: 64,672,183.38
Step by Step Solution
- Step 1: Write the proportion equation
45,920,743.32 : 68,881,201.38 = 43,114,734.84 : x - Step 2: Convert to fraction form
45,920,743.32/68,881,201.38 = 43,114,734.84/x - Step 3: Cross multiply
45,920,743.32x = 68,881,201.38 × 43,114,734.84 - Step 4: Simplify right side
45,920,743.32x = 2,969,794,732,959,342 - Step 5: Solve for x
x = 2,969,794,732,959,342/45,920,743.32 - Step 6: Final answer
x = 64,672,183.38
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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.