Finding the Fourth Proportional to 5,647,918,115.40, 8,472,196,037.70 and 1,717,752,488.10
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Solution
The fourth proportional to 5,647,918,115.40, 8,472,196,037.70 and 1,717,752,488.10 is: 2,576,725,711.33
Step by Step Solution
- Step 1: Write the proportion equation
5,647,918,115.40 : 8,472,196,037.70 = 1,717,752,488.10 : x - Step 2: Convert to fraction form
5,647,918,115.40/8,472,196,037.70 = 1,717,752,488.10/x - Step 3: Cross multiply
5,647,918,115.40x = 8,472,196,037.70 × 1,717,752,488.10 - Step 4: Simplify right side
5,647,918,115.40x = 14,553,135,823,430,135,808 - Step 5: Solve for x
x = 14,553,135,823,430,135,808/5,647,918,115.40 - Step 6: Final answer
x = 2,576,725,711.33
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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.