Finding the Fourth Proportional to 3,887,754,869.52, 5,363,125,180.18 and 2,361,436,845.03
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Solution
The fourth proportional to 3,887,754,869.52, 5,363,125,180.18 and 2,361,436,845.03 is: 3,257,582,288.50
Step by Step Solution
- Step 1: Write the proportion equation
3,887,754,869.52 : 5,363,125,180.18 = 2,361,436,845.03 : x - Step 2: Convert to fraction form
3,887,754,869.52/5,363,125,180.18 = 2,361,436,845.03/x - Step 3: Cross multiply
3,887,754,869.52x = 5,363,125,180.18 × 2,361,436,845.03 - Step 4: Simplify right side
3,887,754,869.52x = 12,664,681,404,979,306,496 - Step 5: Solve for x
x = 12,664,681,404,979,306,496/3,887,754,869.52 - Step 6: Final answer
x = 3,257,582,288.50
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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.