Finding the Fourth Proportional to 80,028,246.01, 110,405,161.95 and 53,575,122.62
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Solution
The fourth proportional to 80,028,246.01, 110,405,161.95 and 53,575,122.62 is: 73,911,029.98
Step by Step Solution
- Step 1: Write the proportion equation
80,028,246.01 : 110,405,161.95 = 53,575,122.62 : x - Step 2: Convert to fraction form
80,028,246.01/110,405,161.95 = 53,575,122.62/x - Step 3: Cross multiply
80,028,246.01x = 110,405,161.95 × 53,575,122.62 - Step 4: Simplify right side
80,028,246.01x = 5,914,970,089,618,837 - Step 5: Solve for x
x = 5,914,970,089,618,837/80,028,246.01 - Step 6: Final answer
x = 73,911,029.98
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1.5x scale
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.