Finding the Fourth Proportional to 3,793,854,105.36, 5,236,066,302.12 and 2,186,001,158.81
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Solution
The fourth proportional to 3,793,854,105.36, 5,236,066,302.12 and 2,186,001,158.81 is: 3,016,997,144.89
Step by Step Solution
- Step 1: Write the proportion equation
3,793,854,105.36 : 5,236,066,302.12 = 2,186,001,158.81 : x - Step 2: Convert to fraction form
3,793,854,105.36/5,236,066,302.12 = 2,186,001,158.81/x - Step 3: Cross multiply
3,793,854,105.36x = 5,236,066,302.12 × 2,186,001,158.81 - Step 4: Simplify right side
3,793,854,105.36x = 11,446,047,004,014,129,152 - Step 5: Solve for x
x = 11,446,047,004,014,129,152/3,793,854,105.36 - Step 6: Final answer
x = 3,016,997,144.89
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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.