Finding the Fourth Proportional to 2,327,421,608.70, 3,211,909,849.02 and 1,270,217,431.68
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Solution
The fourth proportional to 2,327,421,608.70, 3,211,909,849.02 and 1,270,217,431.68 is: 1,752,937,183.34
Step by Step Solution
- Step 1: Write the proportion equation
2,327,421,608.70 : 3,211,909,849.02 = 1,270,217,431.68 : x - Step 2: Convert to fraction form
2,327,421,608.70/3,211,909,849.02 = 1,270,217,431.68/x - Step 3: Cross multiply
2,327,421,608.70x = 3,211,909,849.02 × 1,270,217,431.68 - Step 4: Simplify right side
2,327,421,608.70x = 4,079,823,879,209,881,088 - Step 5: Solve for x
x = 4,079,823,879,209,881,088/2,327,421,608.70 - Step 6: Final answer
x = 1,752,937,183.34
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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.