Finding the Fourth Proportional to 2,809,575,804.44, 4,212,984,654.46 and 1,389,832,570.75
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Solution
The fourth proportional to 2,809,575,804.44, 4,212,984,654.46 and 1,389,832,570.75 is: 2,084,066,670.69
Step by Step Solution
- Step 1: Write the proportion equation
2,809,575,804.44 : 4,212,984,654.46 = 1,389,832,570.75 : x - Step 2: Convert to fraction form
2,809,575,804.44/4,212,984,654.46 = 1,389,832,570.75/x - Step 3: Cross multiply
2,809,575,804.44x = 4,212,984,654.46 × 1,389,832,570.75 - Step 4: Simplify right side
2,809,575,804.44x = 5,855,343,292,824,482,816 - Step 5: Solve for x
x = 5,855,343,292,824,482,816/2,809,575,804.44 - Step 6: Final answer
x = 2,084,066,670.69
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1.5x scale
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.