Finding the Fourth Proportional to 2,909,737,748.49, 4,367,365,998.92 and 1,800,988,748.84
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Solution
The fourth proportional to 2,909,737,748.49, 4,367,365,998.92 and 1,800,988,748.84 is: 2,703,191,045.37
Step by Step Solution
- Step 1: Write the proportion equation
2,909,737,748.49 : 4,367,365,998.92 = 1,800,988,748.84 : x - Step 2: Convert to fraction form
2,909,737,748.49/4,367,365,998.92 = 1,800,988,748.84/x - Step 3: Cross multiply
2,909,737,748.49x = 4,367,365,998.92 × 1,800,988,748.84 - Step 4: Simplify right side
2,909,737,748.49x = 7,865,577,026,090,445,824 - Step 5: Solve for x
x = 7,865,577,026,090,445,824/2,909,737,748.49 - Step 6: Final answer
x = 2,703,191,045.37
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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.