Finding the Fourth Proportional to 2,327,421,647.70, 3,211,909,902.81 and 1,270,217,470.68
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Solution
The fourth proportional to 2,327,421,647.70, 3,211,909,902.81 and 1,270,217,470.68 is: 1,752,937,237.15
Step by Step Solution
- Step 1: Write the proportion equation
2,327,421,647.70 : 3,211,909,902.81 = 1,270,217,470.68 : x - Step 2: Convert to fraction form
2,327,421,647.70/3,211,909,902.81 = 1,270,217,470.68/x - Step 3: Cross multiply
2,327,421,647.70x = 3,211,909,902.81 × 1,270,217,470.68 - Step 4: Simplify right side
2,327,421,647.70x = 4,079,824,072,799,363,072 - Step 5: Solve for x
x = 4,079,824,072,799,363,072/2,327,421,647.70 - Step 6: Final answer
x = 1,752,937,237.15
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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.