Finding the Fourth Proportional to 5,826,808,218.60, 8,740,212,327.90 and 5,153,366,183.40
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Solution
The fourth proportional to 5,826,808,218.60, 8,740,212,327.90 and 5,153,366,183.40 is: 7,730,049,275.10
Step by Step Solution
- Step 1: Write the proportion equation
5,826,808,218.60 : 8,740,212,327.90 = 5,153,366,183.40 : x - Step 2: Convert to fraction form
5,826,808,218.60/8,740,212,327.90 = 5,153,366,183.40/x - Step 3: Cross multiply
5,826,808,218.60x = 8,740,212,327.90 × 5,153,366,183.40 - Step 4: Simplify right side
5,826,808,218.60x = 45,041,514,646,335,643,648 - Step 5: Solve for x
x = 45,041,514,646,335,643,648/5,826,808,218.60 - Step 6: Final answer
x = 7,730,049,275.10
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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.