Finding the Fourth Proportional to 2,247,689,456.60, 3,371,534,184.90 and 2,213,252,079.80
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Solution
The fourth proportional to 2,247,689,456.60, 3,371,534,184.90 and 2,213,252,079.80 is: 3,319,878,119.70
Step by Step Solution
- Step 1: Write the proportion equation
2,247,689,456.60 : 3,371,534,184.90 = 2,213,252,079.80 : x - Step 2: Convert to fraction form
2,247,689,456.60/3,371,534,184.90 = 2,213,252,079.80/x - Step 3: Cross multiply
2,247,689,456.60x = 3,371,534,184.90 × 2,213,252,079.80 - Step 4: Simplify right side
2,247,689,456.60x = 7,462,055,046,846,724,096 - Step 5: Solve for x
x = 7,462,055,046,846,724,096/2,247,689,456.60 - Step 6: Final answer
x = 3,319,878,119.70
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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.