Finding the Fourth Proportional to 2,327,421,650.70, 3,211,909,906.95 and 1,270,217,473.68
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Solution
The fourth proportional to 2,327,421,650.70, 3,211,909,906.95 and 1,270,217,473.68 is: 1,752,937,241.29
Step by Step Solution
- Step 1: Write the proportion equation
2,327,421,650.70 : 3,211,909,906.95 = 1,270,217,473.68 : x - Step 2: Convert to fraction form
2,327,421,650.70/3,211,909,906.95 = 1,270,217,473.68/x - Step 3: Cross multiply
2,327,421,650.70x = 3,211,909,906.95 × 1,270,217,473.68 - Step 4: Simplify right side
2,327,421,650.70x = 4,079,824,087,693,792,768 - Step 5: Solve for x
x = 4,079,824,087,693,792,768/2,327,421,650.70 - Step 6: Final answer
x = 1,752,937,241.29
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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.