Finding the Fourth Proportional to 4,466,126,999.40, 6,699,918,204.26 and 1,318,659,776.44
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Solution
The fourth proportional to 4,466,126,999.40, 6,699,918,204.26 and 1,318,659,776.44 is: 1,978,204,525.44
Step by Step Solution
- Step 1: Write the proportion equation
4,466,126,999.40 : 6,699,918,204.26 = 1,318,659,776.44 : x - Step 2: Convert to fraction form
4,466,126,999.40/6,699,918,204.26 = 1,318,659,776.44/x - Step 3: Cross multiply
4,466,126,999.40x = 6,699,918,204.26 × 1,318,659,776.44 - Step 4: Simplify right side
4,466,126,999.40x = 8,834,912,641,395,778,560 - Step 5: Solve for x
x = 8,834,912,641,395,778,560/4,466,126,999.40 - Step 6: Final answer
x = 1,978,204,525.44
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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.