Finding the Fourth Proportional to 4,791,065,676.88, 7,180,174,609.98 and 3,728,771,232.84
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Solution
The fourth proportional to 4,791,065,676.88, 7,180,174,609.98 and 3,728,771,232.84 is: 5,588,157,278.17
Step by Step Solution
- Step 1: Write the proportion equation
4,791,065,676.88 : 7,180,174,609.98 = 3,728,771,232.84 : x - Step 2: Convert to fraction form
4,791,065,676.88/7,180,174,609.98 = 3,728,771,232.84/x - Step 3: Cross multiply
4,791,065,676.88x = 7,180,174,609.98 × 3,728,771,232.84 - Step 4: Simplify right side
4,791,065,676.88x = 26,773,228,532,461,588,480 - Step 5: Solve for x
x = 26,773,228,532,461,588,480/4,791,065,676.88 - Step 6: Final answer
x = 5,588,157,278.17
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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.