Finding the Fourth Proportional to 2,834,360,331.20, 4,251,540,496.80 and 2,214,487,548.80
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Solution
The fourth proportional to 2,834,360,331.20, 4,251,540,496.80 and 2,214,487,548.80 is: 3,321,731,323.20
Step by Step Solution
- Step 1: Write the proportion equation
2,834,360,331.20 : 4,251,540,496.80 = 2,214,487,548.80 : x - Step 2: Convert to fraction form
2,834,360,331.20/4,251,540,496.80 = 2,214,487,548.80/x - Step 3: Cross multiply
2,834,360,331.20x = 4,251,540,496.80 × 2,214,487,548.80 - Step 4: Simplify right side
2,834,360,331.20x = 9,414,983,493,382,567,936 - Step 5: Solve for x
x = 9,414,983,493,382,567,936/2,834,360,331.20 - Step 6: Final answer
x = 3,321,731,323.20
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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.