Finding the Fourth Proportional to 5,543,562,631.24, 8,315,344,043.20 and 1,346,487,165.62
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Solution
The fourth proportional to 5,543,562,631.24, 8,315,344,043.20 and 1,346,487,165.62 is: 2,019,730,771.83
Step by Step Solution
- Step 1: Write the proportion equation
5,543,562,631.24 : 8,315,344,043.20 = 1,346,487,165.62 : x - Step 2: Convert to fraction form
5,543,562,631.24/8,315,344,043.20 = 1,346,487,165.62/x - Step 3: Cross multiply
5,543,562,631.24x = 8,315,344,043.20 × 1,346,487,165.62 - Step 4: Simplify right side
5,543,562,631.24x = 11,196,504,031,883,517,952 - Step 5: Solve for x
x = 11,196,504,031,883,517,952/5,543,562,631.24 - Step 6: Final answer
x = 2,019,730,771.83
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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.