Finding the Fourth Proportional to 2,190,515,757.57, 3,285,744,936.03 and 532,418,226.08
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Solution
The fourth proportional to 2,190,515,757.57, 3,285,744,936.03 and 532,418,226.08 is: 798,620,363.32
Step by Step Solution
- Step 1: Write the proportion equation
2,190,515,757.57 : 3,285,744,936.03 = 532,418,226.08 : x - Step 2: Convert to fraction form
2,190,515,757.57/3,285,744,936.03 = 532,418,226.08/x - Step 3: Cross multiply
2,190,515,757.57x = 3,285,744,936.03 × 532,418,226.08 - Step 4: Simplify right side
2,190,515,757.57x = 1,749,390,490,176,006,912 - Step 5: Solve for x
x = 1,749,390,490,176,006,912/2,190,515,757.57 - Step 6: Final answer
x = 798,620,363.32
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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.