Finding the Fourth Proportional to 2,550,960,048.30, 3,826,440,072.45 and 1,934,205,053.10
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Solution
The fourth proportional to 2,550,960,048.30, 3,826,440,072.45 and 1,934,205,053.10 is: 2,901,307,579.65
Step by Step Solution
- Step 1: Write the proportion equation
2,550,960,048.30 : 3,826,440,072.45 = 1,934,205,053.10 : x - Step 2: Convert to fraction form
2,550,960,048.30/3,826,440,072.45 = 1,934,205,053.10/x - Step 3: Cross multiply
2,550,960,048.30x = 3,826,440,072.45 × 1,934,205,053.10 - Step 4: Simplify right side
2,550,960,048.30x = 7,401,119,723,517,119,488 - Step 5: Solve for x
x = 7,401,119,723,517,119,488/2,550,960,048.30 - Step 6: Final answer
x = 2,901,307,579.65
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Double scale
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Similar ratio
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1.5x scale
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.