Finding the Fourth Proportional to 1,889,572,481.20, 2,834,358,721.80 and 1,699,104,026.80
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Solution
The fourth proportional to 1,889,572,481.20, 2,834,358,721.80 and 1,699,104,026.80 is: 2,548,656,040.20
Step by Step Solution
- Step 1: Write the proportion equation
1,889,572,481.20 : 2,834,358,721.80 = 1,699,104,026.80 : x - Step 2: Convert to fraction form
1,889,572,481.20/2,834,358,721.80 = 1,699,104,026.80/x - Step 3: Cross multiply
1,889,572,481.20x = 2,834,358,721.80 × 1,699,104,026.80 - Step 4: Simplify right side
1,889,572,481.20x = 4,815,870,317,606,081,536 - Step 5: Solve for x
x = 4,815,870,317,606,081,536/1,889,572,481.20 - Step 6: Final answer
x = 2,548,656,040.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.