Finding the Fourth Proportional to 118,580,915.10, 177,612,319.46 and 49,283,616.50
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Solution
The fourth proportional to 118,580,915.10, 177,612,319.46 and 49,283,616.50 is: 73,817,759.20
Step by Step Solution
- Step 1: Write the proportion equation
118,580,915.10 : 177,612,319.46 = 49,283,616.50 : x - Step 2: Convert to fraction form
118,580,915.10/177,612,319.46 = 49,283,616.50/x - Step 3: Cross multiply
118,580,915.10x = 177,612,319.46 × 49,283,616.50 - Step 4: Simplify right side
118,580,915.10x = 8,753,377,436,807,648 - Step 5: Solve for x
x = 8,753,377,436,807,648/118,580,915.10 - Step 6: Final answer
x = 73,817,759.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.