Finding the Fourth Proportional to 48,735,277.20, 73,102,915.80 and 43,444,486.80
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Solution
The fourth proportional to 48,735,277.20, 73,102,915.80 and 43,444,486.80 is: 65,166,730.20
Step by Step Solution
- Step 1: Write the proportion equation
48,735,277.20 : 73,102,915.80 = 43,444,486.80 : x - Step 2: Convert to fraction form
48,735,277.20/73,102,915.80 = 43,444,486.80/x - Step 3: Cross multiply
48,735,277.20x = 73,102,915.80 × 43,444,486.80 - Step 4: Simplify right side
48,735,277.20x = 3,175,918,660,514,611 - Step 5: Solve for x
x = 3,175,918,660,514,611/48,735,277.20 - Step 6: Final answer
x = 65,166,730.20
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1.5x scale
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.