Finding the Fourth Proportional to 477,318,607.26, 658,694,918.90 and 265,621,811.82
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Solution
The fourth proportional to 477,318,607.26, 658,694,918.90 and 265,621,811.82 is: 366,555,451.92
Step by Step Solution
- Step 1: Write the proportion equation
477,318,607.26 : 658,694,918.90 = 265,621,811.82 : x - Step 2: Convert to fraction form
477,318,607.26/658,694,918.90 = 265,621,811.82/x - Step 3: Cross multiply
477,318,607.26x = 658,694,918.90 × 265,621,811.82 - Step 4: Simplify right side
477,318,607.26x = 174,963,737,794,845,952 - Step 5: Solve for x
x = 174,963,737,794,845,952/477,318,607.26 - Step 6: Final answer
x = 366,555,451.92
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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.