Finding the Fourth Proportional to 5,754,487,124.08, 7,941,189,039.42 and 3,248,382,478.96
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Solution
The fourth proportional to 5,754,487,124.08, 7,941,189,039.42 and 3,248,382,478.96 is: 4,482,766,019.20
Step by Step Solution
- Step 1: Write the proportion equation
5,754,487,124.08 : 7,941,189,039.42 = 3,248,382,478.96 : x - Step 2: Convert to fraction form
5,754,487,124.08/7,941,189,039.42 = 3,248,382,478.96/x - Step 3: Cross multiply
5,754,487,124.08x = 7,941,189,039.42 × 3,248,382,478.96 - Step 4: Simplify right side
5,754,487,124.08x = 25,796,019,337,761,120,256 - Step 5: Solve for x
x = 25,796,019,337,761,120,256/5,754,487,124.08 - Step 6: Final answer
x = 4,482,766,019.20
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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.