Finding the Fourth Proportional to 2,174,627,539.76, 3,260,606,347.80 and 845,103,201.08
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Solution
The fourth proportional to 2,174,627,539.76, 3,260,606,347.80 and 845,103,201.08 is: 1,267,136,009.09
Step by Step Solution
- Step 1: Write the proportion equation
2,174,627,539.76 : 3,260,606,347.80 = 845,103,201.08 : x - Step 2: Convert to fraction form
2,174,627,539.76/3,260,606,347.80 = 845,103,201.08/x - Step 3: Cross multiply
2,174,627,539.76x = 3,260,606,347.80 × 845,103,201.08 - Step 4: Simplify right side
2,174,627,539.76x = 2,755,548,861,987,548,160 - Step 5: Solve for x
x = 2,755,548,861,987,548,160/2,174,627,539.76 - Step 6: Final answer
x = 1,267,136,009.09
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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.