Finding the Fourth Proportional to 2,654,786,603.40, 3,982,179,905.10 and 2,391,758,737.80
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Solution
The fourth proportional to 2,654,786,603.40, 3,982,179,905.10 and 2,391,758,737.80 is: 3,587,638,106.70
Step by Step Solution
- Step 1: Write the proportion equation
2,654,786,603.40 : 3,982,179,905.10 = 2,391,758,737.80 : x - Step 2: Convert to fraction form
2,654,786,603.40/3,982,179,905.10 = 2,391,758,737.80/x - Step 3: Cross multiply
2,654,786,603.40x = 3,982,179,905.10 × 2,391,758,737.80 - Step 4: Simplify right side
2,654,786,603.40x = 9,524,413,583,514,501,120 - Step 5: Solve for x
x = 9,524,413,583,514,501,120/2,654,786,603.40 - Step 6: Final answer
x = 3,587,638,106.70
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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.