Finding the Fourth Proportional to 3,887,754,862.52, 5,363,125,170.52 and 2,361,436,838.02
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Solution
The fourth proportional to 3,887,754,862.52, 5,363,125,170.52 and 2,361,436,838.02 is: 3,257,582,278.83
Step by Step Solution
- Step 1: Write the proportion equation
3,887,754,862.52 : 5,363,125,170.52 = 2,361,436,838.02 : x - Step 2: Convert to fraction form
3,887,754,862.52/5,363,125,170.52 = 2,361,436,838.02/x - Step 3: Cross multiply
3,887,754,862.52x = 5,363,125,170.52 × 2,361,436,838.02 - Step 4: Simplify right side
3,887,754,862.52x = 12,664,681,344,578,222,080 - Step 5: Solve for x
x = 12,664,681,344,578,222,080/3,887,754,862.52 - Step 6: Final answer
x = 3,257,582,278.83
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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.