Finding the Fourth Proportional to 19,700,228,341.88, 29,544,230,876.60 and 7,107,449,747.38
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Solution
The fourth proportional to 19,700,228,341.88, 29,544,230,876.60 and 7,107,449,747.38 is: 10,658,969,664.53
Step by Step Solution
- Step 1: Write the proportion equation
19,700,228,341.88 : 29,544,230,876.60 = 7,107,449,747.38 : x - Step 2: Convert to fraction form
19,700,228,341.88/29,544,230,876.60 = 7,107,449,747.38/x - Step 3: Cross multiply
19,700,228,341.88x = 29,544,230,876.60 × 7,107,449,747.38 - Step 4: Simplify right side
19,700,228,341.88x = 209,984,136,280,374,509,568 - Step 5: Solve for x
x = 209,984,136,280,374,509,568/19,700,228,341.88 - Step 6: Final answer
x = 10,658,969,664.53
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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.