Finding the Fourth Proportional to 5,538,991,558.29, 8,295,092,670.37 and 3,170,970,365.31
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Solution
The fourth proportional to 5,538,991,558.29, 8,295,092,670.37 and 3,170,970,365.31 is: 4,748,787,348.45
Step by Step Solution
- Step 1: Write the proportion equation
5,538,991,558.29 : 8,295,092,670.37 = 3,170,970,365.31 : x - Step 2: Convert to fraction form
5,538,991,558.29/8,295,092,670.37 = 3,170,970,365.31/x - Step 3: Cross multiply
5,538,991,558.29x = 8,295,092,670.37 × 3,170,970,365.31 - Step 4: Simplify right side
5,538,991,558.29x = 26,303,493,035,207,331,840 - Step 5: Solve for x
x = 26,303,493,035,207,331,840/5,538,991,558.29 - Step 6: Final answer
x = 4,748,787,348.45
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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.