Finding the Fourth Proportional to 2,728,981,970.24, 3,765,995,124.84 and 1,475,918,825.94
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Solution
The fourth proportional to 2,728,981,970.24, 3,765,995,124.84 and 1,475,918,825.94 is: 2,036,767,983.00
Step by Step Solution
- Step 1: Write the proportion equation
2,728,981,970.24 : 3,765,995,124.84 = 1,475,918,825.94 : x - Step 2: Convert to fraction form
2,728,981,970.24/3,765,995,124.84 = 1,475,918,825.94/x - Step 3: Cross multiply
2,728,981,970.24x = 3,765,995,124.84 × 1,475,918,825.94 - Step 4: Simplify right side
2,728,981,970.24x = 5,558,303,103,149,617,152 - Step 5: Solve for x
x = 5,558,303,103,149,617,152/2,728,981,970.24 - Step 6: Final answer
x = 2,036,767,983.00
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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.