Finding the Fourth Proportional to 2,212,799,511.07, 3,053,837,399.52 and 1,260,220,529.26
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Solution
The fourth proportional to 2,212,799,511.07, 3,053,837,399.52 and 1,260,220,529.26 is: 1,739,203,468.12
Step by Step Solution
- Step 1: Write the proportion equation
2,212,799,511.07 : 3,053,837,399.52 = 1,260,220,529.26 : x - Step 2: Convert to fraction form
2,212,799,511.07/3,053,837,399.52 = 1,260,220,529.26/x - Step 3: Cross multiply
2,212,799,511.07x = 3,053,837,399.52 × 1,260,220,529.26 - Step 4: Simplify right side
2,212,799,511.07x = 3,848,508,583,897,076,224 - Step 5: Solve for x
x = 3,848,508,583,897,076,224/2,212,799,511.07 - Step 6: Final answer
x = 1,739,203,468.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.