Finding the Fourth Proportional to 2,874,811,508.70, 4,312,217,263.05 and 2,384,078,889.30
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Solution
The fourth proportional to 2,874,811,508.70, 4,312,217,263.05 and 2,384,078,889.30 is: 3,576,118,333.95
Step by Step Solution
- Step 1: Write the proportion equation
2,874,811,508.70 : 4,312,217,263.05 = 2,384,078,889.30 : x - Step 2: Convert to fraction form
2,874,811,508.70/4,312,217,263.05 = 2,384,078,889.30/x - Step 3: Cross multiply
2,874,811,508.70x = 4,312,217,263.05 × 2,384,078,889.30 - Step 4: Simplify right side
2,874,811,508.70x = 10,280,666,142,912,530,432 - Step 5: Solve for x
x = 10,280,666,142,912,530,432/2,874,811,508.70 - Step 6: Final answer
x = 3,576,118,333.95
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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.