Finding the Fourth Proportional to 1,637,843,061, 2,456,764,591.50 and 547,326,129
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Solution
The fourth proportional to 1,637,843,061, 2,456,764,591.50 and 547,326,129 is: 820,989,193.50
Step by Step Solution
- Step 1: Write the proportion equation
1,637,843,061 : 2,456,764,591.50 = 547,326,129 : x - Step 2: Convert to fraction form
1,637,843,061/2,456,764,591.50 = 547,326,129/x - Step 3: Cross multiply
1,637,843,061x = 2,456,764,591.50 × 547,326,129 - Step 4: Simplify right side
1,637,843,061x = 1,344,651,453,729,961,216 - Step 5: Solve for x
x = 1,344,651,453,729,961,216/1,637,843,061 - Step 6: Final answer
x = 820,989,193.50
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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.