Finding the Fourth Proportional to 2,391,791,251.80, 3,587,686,877.70 and 1,101,846,163.80
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Solution
The fourth proportional to 2,391,791,251.80, 3,587,686,877.70 and 1,101,846,163.80 is: 1,652,769,245.70
Step by Step Solution
- Step 1: Write the proportion equation
2,391,791,251.80 : 3,587,686,877.70 = 1,101,846,163.80 : x - Step 2: Convert to fraction form
2,391,791,251.80/3,587,686,877.70 = 1,101,846,163.80/x - Step 3: Cross multiply
2,391,791,251.80x = 3,587,686,877.70 × 1,101,846,163.80 - Step 4: Simplify right side
2,391,791,251.80x = 3,953,079,023,109,344,256 - Step 5: Solve for x
x = 3,953,079,023,109,344,256/2,391,791,251.80 - Step 6: Final answer
x = 1,652,769,245.70
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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.