Finding the Fourth Proportional to 71,198,168.08, 98,249,580.84 and 40,264,540.24
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Solution
The fourth proportional to 71,198,168.08, 98,249,580.84 and 40,264,540.24 is: 55,562,865.00
Step by Step Solution
- Step 1: Write the proportion equation
71,198,168.08 : 98,249,580.84 = 40,264,540.24 : x - Step 2: Convert to fraction form
71,198,168.08/98,249,580.84 = 40,264,540.24/x - Step 3: Cross multiply
71,198,168.08x = 98,249,580.84 × 40,264,540.24 - Step 4: Simplify right side
71,198,168.08x = 3,955,974,201,295,313.50 - Step 5: Solve for x
x = 3,955,974,201,295,313.50/71,198,168.08 - Step 6: Final answer
x = 55,562,865.00
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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.