Finding the Fourth Proportional to 4,220,418,949.92, 6,322,637,761.92 and 2,817,172,014.48
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Solution
The fourth proportional to 4,220,418,949.92, 6,322,637,761.92 and 2,817,172,014.48 is: 4,220,424,173.98
Step by Step Solution
- Step 1: Write the proportion equation
4,220,418,949.92 : 6,322,637,761.92 = 2,817,172,014.48 : x - Step 2: Convert to fraction form
4,220,418,949.92/6,322,637,761.92 = 2,817,172,014.48/x - Step 3: Cross multiply
4,220,418,949.92x = 6,322,637,761.92 × 2,817,172,014.48 - Step 4: Simplify right side
4,220,418,949.92x = 17,811,958,160,575,485,952 - Step 5: Solve for x
x = 17,811,958,160,575,485,952/4,220,418,949.92 - Step 6: Final answer
x = 4,220,424,173.98
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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.