Finding the Fourth Proportional to 4,088,497,432.70, 6,132,746,149.05 and 1,468,705,879.10
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Solution
The fourth proportional to 4,088,497,432.70, 6,132,746,149.05 and 1,468,705,879.10 is: 2,203,058,818.65
Step by Step Solution
- Step 1: Write the proportion equation
4,088,497,432.70 : 6,132,746,149.05 = 1,468,705,879.10 : x - Step 2: Convert to fraction form
4,088,497,432.70/6,132,746,149.05 = 1,468,705,879.10/x - Step 3: Cross multiply
4,088,497,432.70x = 6,132,746,149.05 × 1,468,705,879.10 - Step 4: Simplify right side
4,088,497,432.70x = 9,007,200,324,137,619,456 - Step 5: Solve for x
x = 9,007,200,324,137,619,456/4,088,497,432.70 - Step 6: Final answer
x = 2,203,058,818.65
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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.