Finding the Fourth Proportional to 3,714,984,895.20, 5,572,477,342.80 and 3,430,876,536.60
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Solution
The fourth proportional to 3,714,984,895.20, 5,572,477,342.80 and 3,430,876,536.60 is: 5,146,314,804.90
Step by Step Solution
- Step 1: Write the proportion equation
3,714,984,895.20 : 5,572,477,342.80 = 3,430,876,536.60 : x - Step 2: Convert to fraction form
3,714,984,895.20/5,572,477,342.80 = 3,430,876,536.60/x - Step 3: Cross multiply
3,714,984,895.20x = 5,572,477,342.80 × 3,430,876,536.60 - Step 4: Simplify right side
3,714,984,895.20x = 19,118,481,766,147,633,152 - Step 5: Solve for x
x = 19,118,481,766,147,633,152/3,714,984,895.20 - Step 6: Final answer
x = 5,146,314,804.90
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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.