Finding the Fourth Proportional to 2,576,729,153.97, 3,864,804,286.05 and 711,639,996.93
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Solution
The fourth proportional to 2,576,729,153.97, 3,864,804,286.05 and 711,639,996.93 is: 1,067,380,056.62
Step by Step Solution
- Step 1: Write the proportion equation
2,576,729,153.97 : 3,864,804,286.05 = 711,639,996.93 : x - Step 2: Convert to fraction form
2,576,729,153.97/3,864,804,286.05 = 711,639,996.93/x - Step 3: Cross multiply
2,576,729,153.97x = 3,864,804,286.05 × 711,639,996.93 - Step 4: Simplify right side
2,576,729,153.97x = 2,750,349,310,259,672,576 - Step 5: Solve for x
x = 2,750,349,310,259,672,576/2,576,729,153.97 - Step 6: Final answer
x = 1,067,380,056.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.