Finding the Fourth Proportional to 749,994,630.24, 1,125,017,459.01 and 356,318,283.60
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Solution
The fourth proportional to 749,994,630.24, 1,125,017,459.01 and 356,318,283.60 is: 534,489,546.79
Step by Step Solution
- Step 1: Write the proportion equation
749,994,630.24 : 1,125,017,459.01 = 356,318,283.60 : x - Step 2: Convert to fraction form
749,994,630.24/1,125,017,459.01 = 356,318,283.60/x - Step 3: Cross multiply
749,994,630.24x = 1,125,017,459.01 × 356,318,283.60 - Step 4: Simplify right side
749,994,630.24x = 400,864,290,014,476,608 - Step 5: Solve for x
x = 400,864,290,014,476,608/749,994,630.24 - Step 6: Final answer
x = 534,489,546.79
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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.