Finding the Fourth Proportional to 4,399,267,489.20, 6,598,901,233.80 and 1,294,164,014.40
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Solution
The fourth proportional to 4,399,267,489.20, 6,598,901,233.80 and 1,294,164,014.40 is: 1,941,246,021.60
Step by Step Solution
- Step 1: Write the proportion equation
4,399,267,489.20 : 6,598,901,233.80 = 1,294,164,014.40 : x - Step 2: Convert to fraction form
4,399,267,489.20/6,598,901,233.80 = 1,294,164,014.40/x - Step 3: Cross multiply
4,399,267,489.20x = 6,598,901,233.80 × 1,294,164,014.40 - Step 4: Simplify right side
4,399,267,489.20x = 8,540,060,511,363,722,240 - Step 5: Solve for x
x = 8,540,060,511,363,722,240/4,399,267,489.20 - Step 6: Final answer
x = 1,941,246,021.60
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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.