Finding the Fourth Proportional to 426,212,297.84, 587,848,871.98 and 366,773,777.42
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Solution
The fourth proportional to 426,212,297.84, 587,848,871.98 and 366,773,777.42 is: 505,868,911.86
Step by Step Solution
- Step 1: Write the proportion equation
426,212,297.84 : 587,848,871.98 = 366,773,777.42 : x - Step 2: Convert to fraction form
426,212,297.84/587,848,871.98 = 366,773,777.42/x - Step 3: Cross multiply
426,212,297.84x = 587,848,871.98 × 366,773,777.42 - Step 4: Simplify right side
426,212,297.84x = 215,607,551,328,190,624 - Step 5: Solve for x
x = 215,607,551,328,190,624/426,212,297.84 - Step 6: Final answer
x = 505,868,911.86
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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.