Finding the Fourth Proportional to 11,923,187,205.84, 16,453,519,295.48 and 6,497,607,601.99
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Solution
The fourth proportional to 11,923,187,205.84, 16,453,519,295.48 and 6,497,607,601.99 is: 8,966,437,430.54
Step by Step Solution
- Step 1: Write the proportion equation
11,923,187,205.84 : 16,453,519,295.48 = 6,497,607,601.99 : x - Step 2: Convert to fraction form
11,923,187,205.84/16,453,519,295.48 = 6,497,607,601.99/x - Step 3: Cross multiply
11,923,187,205.84x = 16,453,519,295.48 × 6,497,607,601.99 - Step 4: Simplify right side
11,923,187,205.84x = 106,908,512,053,799,993,344 - Step 5: Solve for x
x = 106,908,512,053,799,993,344/11,923,187,205.84 - Step 6: Final answer
x = 8,966,437,430.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.