Finding the Fourth Proportional to 5,817,862,162.52, 8,728,018,871.99 and 1,887,261,409.70
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Solution
The fourth proportional to 5,817,862,162.52, 8,728,018,871.99 and 1,887,261,409.70 is: 2,831,289,697.16
Step by Step Solution
- Step 1: Write the proportion equation
5,817,862,162.52 : 8,728,018,871.99 = 1,887,261,409.70 : x - Step 2: Convert to fraction form
5,817,862,162.52/8,728,018,871.99 = 1,887,261,409.70/x - Step 3: Cross multiply
5,817,862,162.52x = 8,728,018,871.99 × 1,887,261,409.70 - Step 4: Simplify right side
5,817,862,162.52x = 16,472,053,200,202,240,000 - Step 5: Solve for x
x = 16,472,053,200,202,240,000/5,817,862,162.52 - Step 6: Final answer
x = 2,831,289,697.16
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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.