Finding the Fourth Proportional to 4,119,363,347.20, 6,174,267,446.40 and 1,664,088,236.80
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Solution
The fourth proportional to 4,119,363,347.20, 6,174,267,446.40 and 1,664,088,236.80 is: 2,494,202,371.20
Step by Step Solution
- Step 1: Write the proportion equation
4,119,363,347.20 : 6,174,267,446.40 = 1,664,088,236.80 : x - Step 2: Convert to fraction form
4,119,363,347.20/6,174,267,446.40 = 1,664,088,236.80/x - Step 3: Cross multiply
4,119,363,347.20x = 6,174,267,446.40 × 1,664,088,236.80 - Step 4: Simplify right side
4,119,363,347.20x = 10,274,525,828,411,414,528 - Step 5: Solve for x
x = 10,274,525,828,411,414,528/4,119,363,347.20 - Step 6: Final answer
x = 2,494,202,371.20
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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.