Finding the Fourth Proportional to 4,099,696,584.12, 5,657,586,741.99 and 2,220,105,109.50
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Solution
The fourth proportional to 4,099,696,584.12, 5,657,586,741.99 and 2,220,105,109.50 is: 3,063,748,005.64
Step by Step Solution
- Step 1: Write the proportion equation
4,099,696,584.12 : 5,657,586,741.99 = 2,220,105,109.50 : x - Step 2: Convert to fraction form
4,099,696,584.12/5,657,586,741.99 = 2,220,105,109.50/x - Step 3: Cross multiply
4,099,696,584.12x = 5,657,586,741.99 × 2,220,105,109.50 - Step 4: Simplify right side
4,099,696,584.12x = 12,560,437,233,331,456,000 - Step 5: Solve for x
x = 12,560,437,233,331,456,000/4,099,696,584.12 - Step 6: Final answer
x = 3,063,748,005.64
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1.5x scale
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.