Finding the Fourth Proportional to 2,331,901,126,893.80, 3,498,328,755,501.80 and 801,878,722,468.20
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Solution
The fourth proportional to 2,331,901,126,893.80, 3,498,328,755,501.80 and 801,878,722,468.20 is: 1,202,982,133,711.76
Step by Step Solution
- Step 1: Write the proportion equation
2,331,901,126,893.80 : 3,498,328,755,501.80 = 801,878,722,468.20 : x - Step 2: Convert to fraction form
2,331,901,126,893.80/3,498,328,755,501.80 = 801,878,722,468.20/x - Step 3: Cross multiply
2,331,901,126,893.80x = 3,498,328,755,501.80 × 801,878,722,468.20 - Step 4: Simplify right side
2,331,901,126,893.80x = 2,805,235,393,235,550,826,659,840 - Step 5: Solve for x
x = 2,805,235,393,235,550,826,659,840/2,331,901,126,893.80 - Step 6: Final answer
x = 1,202,982,133,711.76
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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.