Finding the Fourth Proportional to 79,295,056.53, 118,948,317.44 and 33,190,556.87
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Solution
The fourth proportional to 79,295,056.53, 118,948,317.44 and 33,190,556.87 is: 49,788,234.82
Step by Step Solution
- Step 1: Write the proportion equation
79,295,056.53 : 118,948,317.44 = 33,190,556.87 : x - Step 2: Convert to fraction form
79,295,056.53/118,948,317.44 = 33,190,556.87/x - Step 3: Cross multiply
79,295,056.53x = 118,948,317.44 × 33,190,556.87 - Step 4: Simplify right side
79,295,056.53x = 3,947,960,894,417,180 - Step 5: Solve for x
x = 3,947,960,894,417,180/79,295,056.53 - Step 6: Final answer
x = 49,788,234.82
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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.