Finding the Fourth Proportional to 4,279,376,245.80, 6,419,064,368.70 and 2,442,716,149.80
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Solution
The fourth proportional to 4,279,376,245.80, 6,419,064,368.70 and 2,442,716,149.80 is: 3,664,074,224.70
Step by Step Solution
- Step 1: Write the proportion equation
4,279,376,245.80 : 6,419,064,368.70 = 2,442,716,149.80 : x - Step 2: Convert to fraction form
4,279,376,245.80/6,419,064,368.70 = 2,442,716,149.80/x - Step 3: Cross multiply
4,279,376,245.80x = 6,419,064,368.70 × 2,442,716,149.80 - Step 4: Simplify right side
4,279,376,245.80x = 15,679,952,200,029,233,152 - Step 5: Solve for x
x = 15,679,952,200,029,233,152/4,279,376,245.80 - Step 6: Final answer
x = 3,664,074,224.70
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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.