Finding the Fourth Proportional to 9,657,862,117.80, 14,486,793,176.70 and 8,108,180,161.80
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Solution
The fourth proportional to 9,657,862,117.80, 14,486,793,176.70 and 8,108,180,161.80 is: 12,162,270,242.70
Step by Step Solution
- Step 1: Write the proportion equation
9,657,862,117.80 : 14,486,793,176.70 = 8,108,180,161.80 : x - Step 2: Convert to fraction form
9,657,862,117.80/14,486,793,176.70 = 8,108,180,161.80/x - Step 3: Cross multiply
9,657,862,117.80x = 14,486,793,176.70 × 8,108,180,161.80 - Step 4: Simplify right side
9,657,862,117.80x = 117,461,529,043,418,546,176 - Step 5: Solve for x
x = 117,461,529,043,418,546,176/9,657,862,117.80 - Step 6: Final answer
x = 12,162,270,242.70
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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.