Finding the Fourth Proportional to 3,042,560,213.92, 4,202,671,710.56 and 2,516,050,986.40
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Solution
The fourth proportional to 3,042,560,213.92, 4,202,671,710.56 and 2,516,050,986.40 is: 3,475,407,406.72
Step by Step Solution
- Step 1: Write the proportion equation
3,042,560,213.92 : 4,202,671,710.56 = 2,516,050,986.40 : x - Step 2: Convert to fraction form
3,042,560,213.92/4,202,671,710.56 = 2,516,050,986.40/x - Step 3: Cross multiply
3,042,560,213.92x = 4,202,671,710.56 × 2,516,050,986.40 - Step 4: Simplify right side
3,042,560,213.92x = 10,574,136,302,847,197,184 - Step 5: Solve for x
x = 10,574,136,302,847,197,184/3,042,560,213.92 - Step 6: Final answer
x = 3,475,407,406.72
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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.