Finding the Fourth Proportional to 82,777,677.84, 114,236,720.28 and 46,108,239.12
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Solution
The fourth proportional to 82,777,677.84, 114,236,720.28 and 46,108,239.12 is: 63,631,333.38
Step by Step Solution
- Step 1: Write the proportion equation
82,777,677.84 : 114,236,720.28 = 46,108,239.12 : x - Step 2: Convert to fraction form
82,777,677.84/114,236,720.28 = 46,108,239.12/x - Step 3: Cross multiply
82,777,677.84x = 114,236,720.28 × 46,108,239.12 - Step 4: Simplify right side
82,777,677.84x = 5,267,254,014,954,793 - Step 5: Solve for x
x = 5,267,254,014,954,793/82,777,677.84 - Step 6: Final answer
x = 63,631,333.38
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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.