Finding the Fourth Proportional to 1,889,571,880.70, 2,834,357,821.05 and 1,699,103,426.30
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Solution
The fourth proportional to 1,889,571,880.70, 2,834,357,821.05 and 1,699,103,426.30 is: 2,548,655,139.45
Step by Step Solution
- Step 1: Write the proportion equation
1,889,571,880.70 : 2,834,357,821.05 = 1,699,103,426.30 : x - Step 2: Convert to fraction form
1,889,571,880.70/2,834,357,821.05 = 1,699,103,426.30/x - Step 3: Cross multiply
1,889,571,880.70x = 2,834,357,821.05 × 1,699,103,426.30 - Step 4: Simplify right side
1,889,571,880.70x = 4,815,867,085,106,257,920 - Step 5: Solve for x
x = 4,815,867,085,106,257,920/1,889,571,880.70 - Step 6: Final answer
x = 2,548,655,139.45
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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.