Finding the Fourth Proportional to 4,399,267,523.20, 6,598,901,284.80 and 1,294,164,048.40
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Solution
The fourth proportional to 4,399,267,523.20, 6,598,901,284.80 and 1,294,164,048.40 is: 1,941,246,072.60
Step by Step Solution
- Step 1: Write the proportion equation
4,399,267,523.20 : 6,598,901,284.80 = 1,294,164,048.40 : x - Step 2: Convert to fraction form
4,399,267,523.20/6,598,901,284.80 = 1,294,164,048.40/x - Step 3: Cross multiply
4,399,267,523.20x = 6,598,901,284.80 × 1,294,164,048.40 - Step 4: Simplify right side
4,399,267,523.20x = 8,540,060,801,728,730,112 - Step 5: Solve for x
x = 8,540,060,801,728,730,112/4,399,267,523.20 - Step 6: Final answer
x = 1,941,246,072.60
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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.