Finding the Fourth Proportional to 5,132,292,749.64, 7,701,677,699.60 and 2,184,567,631.80
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Solution
The fourth proportional to 5,132,292,749.64, 7,701,677,699.60 and 2,184,567,631.80 is: 3,278,229,951.77
Step by Step Solution
- Step 1: Write the proportion equation
5,132,292,749.64 : 7,701,677,699.60 = 2,184,567,631.80 : x - Step 2: Convert to fraction form
5,132,292,749.64/7,701,677,699.60 = 2,184,567,631.80/x - Step 3: Cross multiply
5,132,292,749.64x = 7,701,677,699.60 × 2,184,567,631.80 - Step 4: Simplify right side
5,132,292,749.64x = 16,824,835,813,102,045,184 - Step 5: Solve for x
x = 16,824,835,813,102,045,184/5,132,292,749.64 - Step 6: Final answer
x = 3,278,229,951.77
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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.