Finding the Fourth Proportional to 8,183,461,396.05, 12,275,192,094.08 and 7,398,934,905.83
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Solution
The fourth proportional to 8,183,461,396.05, 12,275,192,094.08 and 7,398,934,905.83 is: 11,098,402,358.74
Step by Step Solution
- Step 1: Write the proportion equation
8,183,461,396.05 : 12,275,192,094.08 = 7,398,934,905.83 : x - Step 2: Convert to fraction form
8,183,461,396.05/12,275,192,094.08 = 7,398,934,905.83/x - Step 3: Cross multiply
8,183,461,396.05x = 12,275,192,094.08 × 7,398,934,905.83 - Step 4: Simplify right side
8,183,461,396.05x = 90,823,347,260,558,589,952 - Step 5: Solve for x
x = 90,823,347,260,558,589,952/8,183,461,396.05 - Step 6: Final answer
x = 11,098,402,358.74
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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.