Finding the Fourth Proportional to 8,392,608,769.64, 11,587,026,974.26 and 5,342,506,027.96
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Solution
The fourth proportional to 8,392,608,769.64, 11,587,026,974.26 and 5,342,506,027.96 is: 7,375,985,602.96
Step by Step Solution
- Step 1: Write the proportion equation
8,392,608,769.64 : 11,587,026,974.26 = 5,342,506,027.96 : x - Step 2: Convert to fraction form
8,392,608,769.64/11,587,026,974.26 = 5,342,506,027.96/x - Step 3: Cross multiply
8,392,608,769.64x = 11,587,026,974.26 × 5,342,506,027.96 - Step 4: Simplify right side
8,392,608,769.64x = 61,903,761,456,119,169,024 - Step 5: Solve for x
x = 61,903,761,456,119,169,024/8,392,608,769.64 - Step 6: Final answer
x = 7,375,985,602.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.