Finding the Fourth Proportional to 6,930,529,534.48, 10,395,778,135.20 and 4,552,491,668.20
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Solution
The fourth proportional to 6,930,529,534.48, 10,395,778,135.20 and 4,552,491,668.20 is: 6,828,726,882.92
Step by Step Solution
- Step 1: Write the proportion equation
6,930,529,534.48 : 10,395,778,135.20 = 4,552,491,668.20 : x - Step 2: Convert to fraction form
6,930,529,534.48/10,395,778,135.20 = 4,552,491,668.20/x - Step 3: Cross multiply
6,930,529,534.48x = 10,395,778,135.20 × 4,552,491,668.20 - Step 4: Simplify right side
6,930,529,534.48x = 47,326,693,344,953,737,216 - Step 5: Solve for x
x = 47,326,693,344,953,737,216/6,930,529,534.48 - Step 6: Final answer
x = 6,828,726,882.92
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1.5x scale
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.