Finding the Fourth Proportional to 9,036,037,453.08, 12,465,863,629.20 and 5,643,056,236.08
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Solution
The fourth proportional to 9,036,037,453.08, 12,465,863,629.20 and 5,643,056,236.08 is: 7,785,001,983.02
Step by Step Solution
- Step 1: Write the proportion equation
9,036,037,453.08 : 12,465,863,629.20 = 5,643,056,236.08 : x - Step 2: Convert to fraction form
9,036,037,453.08/12,465,863,629.20 = 5,643,056,236.08/x - Step 3: Cross multiply
9,036,037,453.08x = 12,465,863,629.20 × 5,643,056,236.08 - Step 4: Simplify right side
9,036,037,453.08x = 70,345,569,490,879,922,176 - Step 5: Solve for x
x = 70,345,569,490,879,922,176/9,036,037,453.08 - Step 6: Final answer
x = 7,785,001,983.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.