Finding the Fourth Proportional to 6,797,536,868.88, 9,312,658,734.33 and 6,542,766,721.49
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Solution
The fourth proportional to 6,797,536,868.88, 9,312,658,734.33 and 6,542,766,721.49 is: 8,963,622,387.17
Step by Step Solution
- Step 1: Write the proportion equation
6,797,536,868.88 : 9,312,658,734.33 = 6,542,766,721.49 : x - Step 2: Convert to fraction form
6,797,536,868.88/9,312,658,734.33 = 6,542,766,721.49/x - Step 3: Cross multiply
6,797,536,868.88x = 9,312,658,734.33 × 6,542,766,721.49 - Step 4: Simplify right side
6,797,536,868.88x = 60,930,553,655,520,935,936 - Step 5: Solve for x
x = 60,930,553,655,520,935,936/6,797,536,868.88 - Step 6: Final answer
x = 8,963,622,387.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.