Finding the Fourth Proportional to 1,896,363,235.08, 2,858,758,484.31 and 1,769,951,135.88
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Solution
The fourth proportional to 1,896,363,235.08, 2,858,758,484.31 and 1,769,951,135.88 is: 2,668,192,850.88
Step by Step Solution
- Step 1: Write the proportion equation
1,896,363,235.08 : 2,858,758,484.31 = 1,769,951,135.88 : x - Step 2: Convert to fraction form
1,896,363,235.08/2,858,758,484.31 = 1,769,951,135.88/x - Step 3: Cross multiply
1,896,363,235.08x = 2,858,758,484.31 × 1,769,951,135.88 - Step 4: Simplify right side
1,896,363,235.08x = 5,059,862,826,511,072,256 - Step 5: Solve for x
x = 5,059,862,826,511,072,256/1,896,363,235.08 - Step 6: Final answer
x = 2,668,192,850.88
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.