Finding the Fourth Proportional to 3,721,574,680.40, 5,135,807,024.52 and 2,050,883,765.84
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Solution
The fourth proportional to 3,721,574,680.40, 5,135,807,024.52 and 2,050,883,765.84 is: 2,830,238,314.59
Step by Step Solution
- Step 1: Write the proportion equation
3,721,574,680.40 : 5,135,807,024.52 = 2,050,883,765.84 : x - Step 2: Convert to fraction form
3,721,574,680.40/5,135,807,024.52 = 2,050,883,765.84/x - Step 3: Cross multiply
3,721,574,680.40x = 5,135,807,024.52 × 2,050,883,765.84 - Step 4: Simplify right side
3,721,574,680.40x = 10,532,943,251,075,102,720 - Step 5: Solve for x
x = 10,532,943,251,075,102,720/3,721,574,680.40 - Step 6: Final answer
x = 2,830,238,314.59
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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.