Finding the Fourth Proportional to 1,260,387,884.31, 1,737,718,496.21 and 1,033,490,892.12
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Solution
The fourth proportional to 1,260,387,884.31, 1,737,718,496.21 and 1,033,490,892.12 is: 1,424,891,702.99
Step by Step Solution
- Step 1: Write the proportion equation
1,260,387,884.31 : 1,737,718,496.21 = 1,033,490,892.12 : x - Step 2: Convert to fraction form
1,260,387,884.31/1,737,718,496.21 = 1,033,490,892.12/x - Step 3: Cross multiply
1,260,387,884.31x = 1,737,718,496.21 × 1,033,490,892.12 - Step 4: Simplify right side
1,260,387,884.31x = 1,795,916,238,901,497,856 - Step 5: Solve for x
x = 1,795,916,238,901,497,856/1,260,387,884.31 - Step 6: Final answer
x = 1,424,891,702.99
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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.