Finding the Fourth Proportional to 2,235,362,231.70, 3,353,043,347.55 and 2,220,056,730.90
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Solution
The fourth proportional to 2,235,362,231.70, 3,353,043,347.55 and 2,220,056,730.90 is: 3,330,085,096.35
Step by Step Solution
- Step 1: Write the proportion equation
2,235,362,231.70 : 3,353,043,347.55 = 2,220,056,730.90 : x - Step 2: Convert to fraction form
2,235,362,231.70/3,353,043,347.55 = 2,220,056,730.90/x - Step 3: Cross multiply
2,235,362,231.70x = 3,353,043,347.55 × 2,220,056,730.90 - Step 4: Simplify right side
2,235,362,231.70x = 7,443,946,452,727,845,888 - Step 5: Solve for x
x = 7,443,946,452,727,845,888/2,235,362,231.70 - Step 6: Final answer
x = 3,330,085,096.35
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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.