Finding the Fourth Proportional to 2,073,102,391.60, 3,107,264,800.20 and 845,464,836.40
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Solution
The fourth proportional to 2,073,102,391.60, 3,107,264,800.20 and 845,464,836.40 is: 1,267,223,045.32
Step by Step Solution
- Step 1: Write the proportion equation
2,073,102,391.60 : 3,107,264,800.20 = 845,464,836.40 : x - Step 2: Convert to fraction form
2,073,102,391.60/3,107,264,800.20 = 845,464,836.40/x - Step 3: Cross multiply
2,073,102,391.60x = 3,107,264,800.20 × 845,464,836.40 - Step 4: Simplify right side
2,073,102,391.60x = 2,627,083,125,952,571,392 - Step 5: Solve for x
x = 2,627,083,125,952,571,392/2,073,102,391.60 - Step 6: Final answer
x = 1,267,223,045.32
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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.