Finding the Fourth Proportional to 82,777,685.34, 114,236,730.63 and 46,108,246.62
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Solution
The fourth proportional to 82,777,685.34, 114,236,730.63 and 46,108,246.62 is: 63,631,343.73
Step by Step Solution
- Step 1: Write the proportion equation
82,777,685.34 : 114,236,730.63 = 46,108,246.62 : x - Step 2: Convert to fraction form
82,777,685.34/114,236,730.63 = 46,108,246.62/x - Step 3: Cross multiply
82,777,685.34x = 114,236,730.63 × 46,108,246.62 - Step 4: Simplify right side
82,777,685.34x = 5,267,255,348,950,547 - Step 5: Solve for x
x = 5,267,255,348,950,547/82,777,685.34 - Step 6: Final answer
x = 63,631,343.73
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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.