Finding the Fourth Proportional to 2,310,935,038.36, 3,188,821,310.12 and 1,293,716,166.18
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Solution
The fourth proportional to 2,310,935,038.36, 3,188,821,310.12 and 1,293,716,166.18 is: 1,785,177,692.79
Step by Step Solution
- Step 1: Write the proportion equation
2,310,935,038.36 : 3,188,821,310.12 = 1,293,716,166.18 : x - Step 2: Convert to fraction form
2,310,935,038.36/3,188,821,310.12 = 1,293,716,166.18/x - Step 3: Cross multiply
2,310,935,038.36x = 3,188,821,310.12 × 1,293,716,166.18 - Step 4: Simplify right side
2,310,935,038.36x = 4,125,429,679,961,531,392 - Step 5: Solve for x
x = 4,125,429,679,961,531,392/2,310,935,038.36 - Step 6: Final answer
x = 1,785,177,692.79
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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.