Finding the Fourth Proportional to 3,106,977,056.97, 4,288,650,128.87 and 2,473,060,355.37
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Solution
The fourth proportional to 3,106,977,056.97, 4,288,650,128.87 and 2,473,060,355.37 is: 3,413,636,604.74
Step by Step Solution
- Step 1: Write the proportion equation
3,106,977,056.97 : 4,288,650,128.87 = 2,473,060,355.37 : x - Step 2: Convert to fraction form
3,106,977,056.97/4,288,650,128.87 = 2,473,060,355.37/x - Step 3: Cross multiply
3,106,977,056.97x = 4,288,650,128.87 × 2,473,060,355.37 - Step 4: Simplify right side
3,106,977,056.97x = 10,606,090,611,748,472,832 - Step 5: Solve for x
x = 10,606,090,611,748,472,832/3,106,977,056.97 - Step 6: Final answer
x = 3,413,636,604.74
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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.