Finding the Fourth Proportional to 2,248,296,960.40, 3,102,583,168.68 and 1,244,759,254
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Solution
The fourth proportional to 2,248,296,960.40, 3,102,583,168.68 and 1,244,759,254 is: 1,717,730,877.43
Step by Step Solution
- Step 1: Write the proportion equation
2,248,296,960.40 : 3,102,583,168.68 = 1,244,759,254 : x - Step 2: Convert to fraction form
2,248,296,960.40/3,102,583,168.68 = 1,244,759,254/x - Step 3: Cross multiply
2,248,296,960.40x = 3,102,583,168.68 × 1,244,759,254 - Step 4: Simplify right side
2,248,296,960.40x = 3,861,969,110,519,072,768 - Step 5: Solve for x
x = 3,861,969,110,519,072,768/2,248,296,960.40 - Step 6: Final answer
x = 1,717,730,877.43
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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.