Finding the Fourth Proportional to 6,662,794,767.98, 9,934,625,006.87 and 6,479,738,587.53
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Solution
The fourth proportional to 6,662,794,767.98, 9,934,625,006.87 and 6,479,738,587.53 is: 9,661,677,306.80
Step by Step Solution
- Step 1: Write the proportion equation
6,662,794,767.98 : 9,934,625,006.87 = 6,479,738,587.53 : x - Step 2: Convert to fraction form
6,662,794,767.98/9,934,625,006.87 = 6,479,738,587.53/x - Step 3: Cross multiply
6,662,794,767.98x = 9,934,625,006.87 × 6,479,738,587.53 - Step 4: Simplify right side
6,662,794,767.98x = 64,373,773,009,623,629,824 - Step 5: Solve for x
x = 64,373,773,009,623,629,824/6,662,794,767.98 - Step 6: Final answer
x = 9,661,677,306.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.