Finding the Fourth Proportional to 3,764,046,292.40, 5,646,069,438.60 and 2,212,081,108.40
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Solution
The fourth proportional to 3,764,046,292.40, 5,646,069,438.60 and 2,212,081,108.40 is: 3,318,121,662.60
Step by Step Solution
- Step 1: Write the proportion equation
3,764,046,292.40 : 5,646,069,438.60 = 2,212,081,108.40 : x - Step 2: Convert to fraction form
3,764,046,292.40/5,646,069,438.60 = 2,212,081,108.40/x - Step 3: Cross multiply
3,764,046,292.40x = 5,646,069,438.60 × 2,212,081,108.40 - Step 4: Simplify right side
3,764,046,292.40x = 12,489,563,541,841,655,808 - Step 5: Solve for x
x = 12,489,563,541,841,655,808/3,764,046,292.40 - Step 6: Final answer
x = 3,318,121,662.60
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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.